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
Specifications
- Model: Shim Kit
RUGGED SUPPRESSOR | MPN: SA017 | UPC: 850044499199