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Case Gauge Ammo Checker .300 Blackout 50-hole
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Case Gauge Ammo Checker .300 Blackout 50-hole

Product #: 70168
Price: $200.00


In Stock
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Material: 6061 T6 Aluminum
Finish: Black Anodized     
Width: 3.2"
Height: 2.26"
Spacing of Holes Center to Center: .6"

EGW’s Chamber Checkers are machined from solid 6061 T6 aircraft grade aluminum. 

While some companies use boring bars to make chamber checkers, EGW uses the actual Clymer reamers that are used to chamber barrels.

Anodized matte black for durability.

Measures min case diameter.

Measures max overall length.

These 50 hole chamber checkers do not line up with plastic factory ammo trays.

Warning: This product may be alloyed with trace amounts of lead and other elements which are known to the State of California to cause reproductive harm and cancer. To prevent exposure, do not alter the product by welding, grinding, etc. For more information, go to

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