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Kaw Valley Precision OPMOD Self-Timing Muzzle Brake. Self-Timing with integral jam nut for quick, precise alignment without shims or crush washers. Two-Port Design reduces recoil and muzzle rise. Material: 17-4 H900 SS. Finish: Black Nitride. Threads: 5/8-24 (STMB02) and 1/2-28 (STMB01). Length: 2.35 in. Outer diameter: 1.02 in. Weighs 3.2 oz (5/8-24 variant) and 3.7 oz (1/2-28 variant).
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Sign In to Set AlertThis is a bundled product that includes multiple components. The exact contents may vary - check the product description for more details.
• Complete assembly ready to use
• Multiple components included
• Value package pricing
Guide
A comprehensive overview of every major component in an AR-15 build—including what's inside bolt carrier groups and parts kits—organized by assembly for new builders.
12 min read
Guide
A neutral overview of how flash hiders, compensators, and brakes work, what each is designed to do, and the tradeoffs in recoil, flash, and concussion.
6 min read
Guide
An examination of muzzle device options for suppressed AR-15s, covering thread pitch standards, mount systems, alignment considerations, and the tradeoffs between direct-thread, QD, and taper-mount interfaces.
7 min read