Over 300,000 customers - we say thank you!

40,000+ products for hunting and shooting sports

The LMT MRP-L M-LOK 5.56MM Upper Receiver features a monolithic design, quick barrel changes, and M-LOK compatibility for versatile customization.
-10 %

LMT DEFENSE MRP-L M-LOK 5.56/300 BLK 9.25" ASSEMBLED UPPER RECEIVER

815415016238 430111518

Filters:

Variations
Filters:
Variations:

Variations:

-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 9.25'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111518
In stock
899.9 GBP 1 £899.90 * £999.90
-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 7.3'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111517
Not available
899.9 GBP 0 £899.90 * £999.90
-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 13.25'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111519
Not available
969.9 GBP 0 £969.90 * £1,079.90
899.9 969.9 3 GBP
-10 %
MSRP £999.90
899.9 GBP £899.90

Prices inclusive of duty & VAT.

Product no.: 430111518

Mfr. No.: L7X1A

815415016238 MRP-L M-LOK 5.56MM ASSEMBLED UPPER RECEIVER The patented LMT Monolithic Rail Platform, MRP™ upper receiver. The receiver and handguard are made from a single piece of forged aerospace aluminum. The barrel is held in place with a proprietary locking system that utilizes two locking bolts accessible from the right side of the receiver. The only tool needed is a standard T-30 Torx bit to tighten the bolts. This receiver requires the patented LMT monolithic barrel assembly which has a low profile gas block with straight gas tube. The MRP-L MLOK 9.25 is the carbine length receiver designed for 10.5″ barrels up to 18″ barrels with M-LOK compatible attachment points on all 8 sides. This receiver sports 4 QD sling swivel attachment locations. Barrel not included. The MRP-L MLOK 13.25 is the rifle length receiver designed for 14.5″ barrels up to 20″ barrels with M-LOK compatible attachment points on all 8 sides. This receiver sports 4 QD sling swivel attachment locations. Barrel not included. SPECIFICATIONS: Caliber: .204 Ru, .300 BLK, 5.56×45, 6.8 SPC MRP Platform: MRP-L (Light)
In stock 1 pcs. in the USA warehouse

Delivery time approx. 7-14 days.

No charges until we ship
No charge:
Your credit card will not be charged when you place your order.

No commitments:
You are under no obligation until the goods are shipped. You can cancel your order at any time before shipping - free of charge.

Not until shipping:
Your credit card will only be charged once we ship your order. Not before.
  • Monolithic Rail Platform design
  • Versatile barrel compatibility range
  • M-LOK attachment on all sides
899.9 969.9 3 GBP
Description Specification Customers reviews Accessories

LMT DEFENSE MRP-L M-LOK 5.56/300 BLK 9.25" ASSEMBLED UPPER RECEIVER

-10 %
MSRP £999.90
899.9 GBP £899.90

Prices inclusive of duty & VAT.

Is a 'Call to order' product.

Description:

Introducing the LMT Defense MRP-L M-LOK 5.56MM Assembled Upper Receiver

The MRP-L M-LOK 5.56MM Assembled Upper Receiver is a cutting-edge solution for your firearm needs, featuring a patented design that ensures durability and performance.

Product Features:

  • Monolithic Rail Platform: The MRP™ upper receiver and handguard are crafted from a single piece of forged aerospace aluminum.
  • Proprietary Locking System: The barrel is secured with a unique locking system utilizing two bolts accessible from the right side of the receiver.
  • Tool Requirement: Only a standard T-30 Torx bit is needed to tighten the bolts, making assembly straightforward.
  • Compatibility: Requires the patented LMT monolithic barrel assembly with a low profile gas block and straight gas tube.
  • Carbine Length Receiver: The MRP-L MLOK 9.25 is designed for barrels ranging from 10.5″ to 18″ with M-LOK attachment points on all 8 sides, along with 4 QD sling swivel attachment locations.
  • Rifle Length Receiver: The MRP-L MLOK 13.25 accommodates barrels from 14.5″ to 20″, also featuring M-LOK attachment points on all 8 sides and 4 QD sling swivel attachment locations.

Specifications:

  • Caliber: .204 Ru, .300 BLK, 5.56×45, 6.8 SPC
  • MRP Platform: MRP-L (Light)

Note: Barrel not included.



Restrictions

  • Is a 'Call to order' product.

Attributes

  • Cartridge:
    300 AAC Blackout
    ,
    5.56 x 45
  • Colour:
    Black
  • Finish:
    Anodized
  • Length:
    9.25''
  • Model:
    Mars-L
  • Style:
    Assembled
  • Weapon type:
    LMT
  • Delivery weight: 0.576kg
  • Shipping height: 57mm
  • Shipping width: 57mm
  • Shipping length: 432mm
  • UPC: 815415016238

Item details

Made in USA
US export classification: 0A501.e

Customers reviews

Customer ratings (0)

0 / 5

Variations:

-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 9.25'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111518
In stock
899.9 GBP 1 £899.90 * £999.90
-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 7.3'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111517
Not available
899.9 GBP 0 £899.90 * £999.90
-10 %
Cartridge: 300 AAC Blackout, 5.56 x 45 Color: Black Finish: Anodized Length: 13.25'' Make: LMT Model: Mars-L Style: Assembled Product no.: 430111519
Not available
969.9 GBP 0 £969.90 * £1,079.90

Oops! Something went wrong.

We encountered an error while loading this content. Please refresh the page to continue. If the issue persists, contact our customer support.

Back to top