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MESA TACTICAL PRODUCTS
RECEIVER MOUNT SHOTSHELL HOLDER

878405000839 100004030
Puts Extra Shotshells Right Where You Need Them For Fast Loading
Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model.  Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.

SPECS: 6061 T6 aluminum, anodized, matte black. For 12 gauge only. All models include mounting hardware, rubber gasket, and installation instructions. Right Hand models only. Remington Sidemount fits models 870/1100/11-87 (may require modification to gun). Rem 4-Round Sidemount – 5¼” (13.3cm) long x 1½” (3.8cm) high. 3.9 oz. (111g) wt. Rem 6-Round Sidemount – 6¼” (15.8cm) long x 1½” high. 5.4 oz. (152g) wt. Rem 8-Round Sidemount – 7¾” (19.7) long x 1½” high. 7 oz. (200g) wt. Remington Picatinny fits models 870/1100/11-87 (may require modification to gun). 7” (15.8cm) long x 2½” (6.3cm) high. 7.6 oz. (215g) wt. Mossberg fits models 500/590. 6-round ony. 6-3⁄8" (16.2cm) long x 1-3⁄8" (3.5cm) high. 5.2 oz. (147g) wt. Benelli Sidemount fits M1/M2/M3. Benelli 6-Round Sidemount – 6” (15.2cm) long x 2½” high. 6.3 oz. (179g) wt. Benelli 8-Round Sidemount – 7¾” long x 2½” high. 8.1 oz. (230g) wt. Benelli Picatinny available for M2 (requires drilling tapping reciever to fit M1), M4/M1014, and Supernova. Benelli M2 6-Round Picatinny – 6” long x 2 (5.1cm)” high. 7.4 oz. (210g) wt. Benelli M4/M1014 6-Round Picatinny – 6” long x 2” (5.1cm) high. 7.5 oz. (213g) wt. Benelli M4/M1014 8-Round Picatinny – 7¾” long x 2” high. 9.5 oz. (268g) wt. Benelli Supernova 4-Round Picatinny – 8” (20cm) long x 1¾” (4.4cm) high. 6.2 oz. (176g) wt.

* Requires use of shorter forend on Rem 870.
+ Requires minor forend alterations to fit Rem 1100/11-87.
** Requires drilling/tapping receiver to fit M1.

99.9 179.9 8 GBP
Product no.: 100004030
MESA TACTICAL PRODUCTS PR 6-ROUND SHOTSHELL HOLDER FITS *REM 870/1100/11-87
Mfr Part: 91630 878405000839 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
174.9 GBP 0 £174.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader

Top takeaways

  1. MESA TACTICAL PRODUCTS, INC. offers durable, lightweight aluminum shell holders for 12 gauge shotshells, designed for tactical reloads and secure retention.
  2. Models are available for various shotguns with capacities of 4-, 6-, and 8-rounds, some requiring modifications to the firearm for fitting.
  3. Options include sidemount and Picatinny rail configurations, with all necessary mounting hardware and instructions provided for installation.

Attributes

Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader Delivery weight: 0.417kg

Item details

Made in USA



Product no.: 100002650
MESA TACTICAL PRODUCTS PR 6-ROUND SHOTSHELL HOLDER FITS BENELLI M4/M1014
Mfr Part: 90880 878405000440 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
159.9 GBP 5 £159.90 *
3 In stock, delivery from UK warehouse within 2-3 days
Specs: Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader
Product no.: 100003296
MESA TACTICAL PRODUCTS PR 8-ROUND SHOTSHELL HOLDER FITS BENELLI M4/M1014
Mfr Part: 90890 878405000457 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
179.9 GBP 2 £179.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Caliber: 12 Gauge Capacity: 8-Round Style: Range Loader
Product no.: 100003295
MESA TACTICAL PRODUCTS SM 8-ROUND SHOTSHELL HOLDER FITS *+REM 870/1100/11-87
Mfr Part: 90420 878405000211 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
114.9 GBP 1 £114.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Caliber: 12 Gauge Capacity: 8-Round Style: Range Loader
Product no.: 100002649
MESA TACTICAL PRODUCTS SM 6-ROUND SHOTSHELL HOLDER FITS MOSS 500/590
Mfr Part: 90390 878405000228 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
124.9 GBP 0 £124.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader
Product no.: 100002648
MESA TACTICAL PRODUCTS SM 6-ROUND SHOTSHELL HOLDER FITS *REM 870/1100/11-87
Mfr Part: 90210 878405000204 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
99.9 GBP 0 £99.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader
Product no.: 100003824
MESA TACTICAL PRODUCTS PR 6-ROUND SHOTSHELL HOLDER FITS **BENELLI M1/M2
Mfr Part: 91220 878405000419 PR 6-Round Shotshell Holder fits **Benelli M1/M2
Notify on availability
Not available.
Specs: Caliber: 12 Gauge Capacity: 6-Round Style: Range Loader
Product no.: 100004031
MESA TACTICAL PRODUCTS SM 4-ROUND SHOTSHELL HOLDER FITS REM 870/1100/11-87
Mfr Part: 90320 878405000181 Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model. Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.
Notify on availability
Not available.
Specs: Caliber: 12 Gauge Capacity: 4-Round Style: Range Loader

🔫 Upgrade your tactical reloads with the MESA TACTICAL 6-Round Shotshell Holder for Rem 870/1100/11-87. Rugged, lightweight aluminum design. Shop now! 🌟

Puts Extra Shotshells Right Where You Need Them For Fast Loading
Rugged and lightweight, aluminum shell holders put extra 12 gauge shotshells on the left side of the receiver for fast tactical reloads. Shells are held in place with a unique, internal Santoprene™ elastomer rib that securely retains even heavy slug shells during vigorous movement or heavy recoil. Available in sidemount (SM) or Picatinny rail (PR) configurations. All necessary installation hardware, tools, and instructions included. Remington Sidemount is available in 4-, 6-, and 8-round capacities and uses steel-on-steel, threaded adapters that replace the trigger group pins to anchor the shell holder securely to the receiver. Remington 870 shotguns require a shortened, tactical-style forend to accommodate 6- and 8-round sidemount units. Remington 1100/11-87 require minor forend alterations to fit the 8-round model. Remington Picatinny is a 6-round model that features an integral Picatinny rail for mounting sights, optics, or other accessories. Wraps around the top and mounts to both sides of the receiver using the same type of attaching system as the sidemount model. Fits Remington 1100/11-87 without modification; requires use of shorter than factory length forearm when used with Remington 870. Mossberg Sidemount is a 6-round unit that attaches in the same manner as the Remington Sidemount. Fits Mossberg 500/590. Mossberg 500 Sureshell Carrier attaches to top mount. Benelli Picatinny models include an integral Picatinny rail and mount to the top of factory drilled/tapped receivers. Available in 6-round for Benelli M1/M2 (requires drilling/tapping receiver for M1), 6- and 8-round for M4/M1014, and 4-round for Supernova shotguns. Mossberg 930 sidemount attaches to the left side of the receiver. Mossberg Picatinny is a 6-round model that features a top Picatinny rail and attaches the same as the Sidemount model.  Versamax is a 6-round model that features a top Picatinny rail and attaches to the receiver.

SPECS: 6061 T6 aluminum, anodized, matte black. For 12 gauge only. All models include mounting hardware, rubber gasket, and installation instructions. Right Hand models only. Remington Sidemount fits models 870/1100/11-87 (may require modification to gun). Rem 4-Round Sidemount – 5¼” (13.3cm) long x 1½” (3.8cm) high. 3.9 oz. (111g) wt. Rem 6-Round Sidemount – 6¼” (15.8cm) long x 1½” high. 5.4 oz. (152g) wt. Rem 8-Round Sidemount – 7¾” (19.7) long x 1½” high. 7 oz. (200g) wt. Remington Picatinny fits models 870/1100/11-87 (may require modification to gun). 7” (15.8cm) long x 2½” (6.3cm) high. 7.6 oz. (215g) wt. Mossberg fits models 500/590. 6-round ony. 6-3⁄8" (16.2cm) long x 1-3⁄8" (3.5cm) high. 5.2 oz. (147g) wt. Benelli Sidemount fits M1/M2/M3. Benelli 6-Round Sidemount – 6” (15.2cm) long x 2½” high. 6.3 oz. (179g) wt. Benelli 8-Round Sidemount – 7¾” long x 2½” high. 8.1 oz. (230g) wt. Benelli Picatinny available for M2 (requires drilling tapping reciever to fit M1), M4/M1014, and Supernova. Benelli M2 6-Round Picatinny – 6” long x 2 (5.1cm)” high. 7.4 oz. (210g) wt. Benelli M4/M1014 6-Round Picatinny – 6” long x 2” (5.1cm) high. 7.5 oz. (213g) wt. Benelli M4/M1014 8-Round Picatinny – 7¾” long x 2” high. 9.5 oz. (268g) wt. Benelli Supernova 4-Round Picatinny – 8” (20cm) long x 1¾” (4.4cm) high. 6.2 oz. (176g) wt.

* Requires use of shorter forend on Rem 870.
+ Requires minor forend alterations to fit Rem 1100/11-87.
** Requires drilling/tapping receiver to fit M1.

Not available
 
4.6
In stock
£139.90 *
4.9
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