Rugged’s .338 precision shim kits are designed for 3/424, M18x1 and M18x1.5 barrel threads to align your muzzle brake or ash hider. There are 3 sizes of shims in the bag. MADE IN THE USA
Features
Fits 3/4x24,M18x1,M18x1.5
Specifications
Shim Kit
3/4x24 or M18X51
Part
Black Nitride Finish
Applied Finish
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