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EGW
7-HOLE CHAMBER CHECKERS

841370107711 296000190
Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify  your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.

SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.

29.9 49.9 13 GBP
Product no.: 296000190
EGW .223 REMINGTON 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70150 841370107711 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
38.9 GBP 1 £38.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 223 Remington

Top takeaways

  1. The EGW .223 Remington 7-Hole Cartridge Checker is designed to prevent jams and other malfunctions by verifying ammunition dimensions.
  2. Constructed from 6061 T6 aircraft grade aluminum, it uses Clymer reamers for precise measurement of ammo to match chamber specs.
  3. It checks both the minimum case diameter and the maximum overall length of the .223 Remington cartridges and is finished with an anodized matte black coating.

Attributes

Cartridge: 223 Remington Delivery weight: 0.34kg

Item details

Made in USA




Product no.: 296000191
EGW 5.56X45MM NATO 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70160 841370107735 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
38.9 GBP 5 £38.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 5.56 mm NATO

Top takeaways

  1. EGW 5.56x45mm NATO 7-Hole Cartridge Checker helps prevent firearm malfunctions by verifying that factory and reloaded ammunition are within specification.
  2. Made from 6061 T6 aircraft grade aluminum and uses Clymer reamers for precise measurement of minimum case diameter and maximum overall length.
  3. Anodized in Matte Black, these checkers are a part of the Case Gauges & Headspace Tools category, essential for shooters who prioritize safety and reliability.

Attributes

Cartridge: 5.56 mm NATO Delivery weight: 0.295kg

Item details

Made in USA

Product no.: 296000221
EGW .300 BLACKOUT 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70166 841370107766 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
45.9 GBP 6 £45.90 *
Delivery time approx. 7-14 days.
6 pcs. in the USA warehouse
Specs: Cartridge: 300 AAC Blackout

Top takeaways

  1. EGW's .300 Blackout 7-Hole Cartridge Checker helps prevent firearm malfunctions by verifying ammunition dimensions.
  2. Constructed from 6061 T6 aircraft grade aluminum and uses Clymer reamers for precise measurement.
  3. Designed to check minimum case diameter and maximum overall length of .300 AAC Blackout cartridges, with a durable anodized matte black finish.

Attributes

Cartridge: 300 AAC Blackout Delivery weight: 0.319kg

Item details

Made in USA

Product no.: 296000222
EGW .308 WIN 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70165 841370107759 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
49.9 GBP 6 £49.90 *
Delivery time approx. 7-14 days.
6 pcs. in the USA warehouse
Specs: Cartridge: 308 Winchester

Top takeaways

  1. Chamber Checkers prevent malfunctions by verifying ammunition is within specification for .308 Winchester cartridges.
  2. Made from 6061 T6 aircraft grade aluminum and uses Clymer reamers for precise measurements.
  3. Can measure minimum case diameter and maximum overall length, finished with an anodized matte black coating.

Attributes

Cartridge: 308 Winchester Delivery weight: 0.363kg

Item details

Made in USA

Product no.: 296000223
EGW 10MM AUTO 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70135 841370107681 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
29.9 GBP 7 £29.90 *
Delivery time approx. 7-14 days.
7 pcs. in the USA warehouse
Specs: Cartridge: 10 mm Auto

Top takeaways

  1. Chamber Checkers prevent jams and misfires by verifying ammo is within specification.
  2. Machined from 6061 T6 aircraft grade aluminum for durability and precision.
  3. Designed for 10mm Auto cartridges and uses Clymer reamers for accurate chamber matching.

Attributes

Cartridge: 10 mm Auto Delivery weight: 0.204kg

Item details

Made in USA

Product no.: 296000224
EGW .357 MAGNUM 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70122 841370107643 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
35.9 GBP 2 £35.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 357 Magnum

Top takeaways

  1. The EGW .357 Magnum 7-Hole Cartridge Checker helps prevent jams and misfires by verifying ammo is within spec.
  2. Made from 6061 T6 aircraft grade aluminum and uses Clymer reamers for precise measurements of ammo.
  3. Designed to check minimum case diameter and maximum overall length, with an anodized matte black finish.

Attributes

Cartridge: 357 Magnum Delivery weight: 0.204kg

Item details

Made in USA

Product no.: 296000225
EGW .40 S&W 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70130 841370107667 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
33.9 GBP 2 £33.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 40 S&W

Top takeaways

  1. Chamber Checkers prevent malfunctions by verifying ammo is within specification.
  2. Made from solid 6061 T6 aircraft grade aluminum for durability.
  3. Designed for .40 S&W cartridges and uses Clymer reamers for precise measurement.

Attributes

Cartridge: 40 S&W Delivery weight: 0.204kg

Item details

Made in USA

Product no.: 296000226
EGW .38 SUPER 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70120 841370107629 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
32.9 GBP 2 £32.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 38 Super

Top takeaways

  1. EGW .38 Super 7-Hole Cartridge Checkers prevent jams and misfires by verifying ammo is within specification.
  2. Made from 6061 T6 aircraft grade aluminum with actual Clymer reamers for precise measurement.
  3. Designed to measure minimum case diameter and maximum overall length, finished with an anodized matte black coating.

Attributes

Cartridge: 38 Super Delivery weight: 0.068kg

Item details

Made in USA

Product no.: 296000227
EGW .45 ACP 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70140 841370107698 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
33.9 GBP 3 £33.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 45 Auto (ACP)

Top takeaways

  1. Chamber Checkers prevent malfunctions by verifying ammo is within specification.
  2. Made from 6061 T6 aircraft grade aluminum with actual Clymer reamers for precise measurement.
  3. Designed for .45 ACP cartridges, ensuring minimum case diameter and maximum overall length compliance.

Attributes

Cartridge: 45 Auto (ACP) Delivery weight: 0.204kg

Item details

Made in USA

Product no.: 296000252
EGW 9MM LUGER 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70110 841370107605 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
29.9 GBP 4 £29.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 9 mm Luger

Top takeaways

  1. EGW 9mm Luger 7-Hole Cartridge Checker helps prevent firearm malfunctions by verifying ammo dimensions.
  2. Made from 6061 T6 aircraft grade aluminum with actual Clymer reamers for precise measurements.
  3. Designed to check minimum case diameter and maximum overall length, finished with an anodized matte black coating.

Attributes

Cartridge: 9 mm Luger Delivery weight: 0.156kg

Item details

Made in USA

Product no.: 296000202
EGW .380 AUTO 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70181 841370107810 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
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Not available.
Specs: Cartridge: 380 Auto (ACP)

Top takeaways

  1. The EGW .380 Auto 7-Hole Cartridge Checker helps prevent firearm malfunctions by verifying ammunition dimensions.
  2. Made from 6061 T6 aircraft grade aluminum with Clymer reamers for precise measurement of minimum case diameter and maximum overall length.
  3. Designed for use with both factory loaded and reloaded .380 Auto (ACP) ammunition to ensure compatibility with your chamber.

Attributes

Cartridge: 380 Auto (ACP) Delivery weight: 0.204kg

Item details

Made in USA

Product no.: 296000220
EGW .30-06 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70167 841370107773 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
Notify on availability
Not available.
Specs: Cartridge: 30-06 Springfield

Top takeaways

  1. Chamber Checkers prevent jams and misfires by verifying ammo is within specification.
  2. The EGW .30-06 7-Hole Cartridge Checker is made from 6061 T6 aircraft grade aluminum and uses Clymer reamers for precision.
  3. Designed to measure minimum case diameter and maximum overall length, ensuring compatibility with your chamber.

Attributes

Cartridge: 30-06 Springfield Delivery weight: 0.431kg

Item details

Made in USA

Product no.: 296000268
EGW 44 MAGNUM 7-HOLE CARTRIDGE CHECKER
Mfr Part: 70191 841370107834 Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.
Notify on availability
Not available.
Specs: Cartridge: 44 Magnum

Top takeaways

  1. 7-Hole Chamber Checkers by EGW are designed to prevent firearm malfunctions by verifying 44 Magnum ammunition dimensions.
  2. Constructed from 6061 T6 aircraft grade aluminum with Clymer reamers for precise matching to chamber specs.
  3. Capable of measuring minimum case diameter and maximum overall length, finished with an anodized matte black coating.

Attributes

Cartridge: 44 Magnum Delivery weight: 0.188kg

Item details

Made in USA

🔫 Ensure your .223 Rem ammo is in top shape with EGW's 7-Hole Chamber Checkers! Avoid jams & misfires. Machined from aircraft-grade aluminum. Shop now! ✅

Chamber Checkers help you avoid jams, misfires, feeding problems, and other malfunctions caused by out-of-spec ammo. Use with factory loaded ammunition as well as reloaded ammo prior to shooting to verify  your ammunition is within SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.

SPEC. These 7-Hole checkers are machined from solid 6061 T6 aircraft grade aluminum and uses actual Clymer reamers to ensure the ammo matches your chamber. Measures minimum case diameter as well as maximum overall length. Anodized Matte Black.

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