Muzzle Shim Kit for 1/2x28 Threads in.223 and 5.56 Calibers, PlasmaGal Stainless Barrel Washers for Precise Alignment, 20 Pieces in Five Calibrated Thicknesses 0.004in 0.008in 0.012in 0.020in 0.040in, Clock Brakes, Flash Hiders, and Thread Protectors

Precision 1/2-28 Muzzle Shim Kit for.223/5.56, 20 Shims
✔️ Twenty 0.004-0.040 in stainless shims for precise barrel timing

This muzzle shim kit provides precise clocking of muzzle devices on 1/2x28 threaded.223/5.56 barrels. Each 304 stainless shim is CNC-machined, deburred, and clearly labeled, making it easy to align brakes, flash hiders, and thread protectors with fingertip torque.

✅ Twenty shims in five calibrated thicknesses: 0.004, 0.008, 0.012, 0.020, 0.040 in
✅ Micro-adjustments via 0.004 in steps for precise gas-tube orientation; supports 40 to 202-degree increments
✅ Reusable 304 stainless steel, CNC-machined with satin finish resisting galling, rust, and heat
✅ Clearly labeled, ink-stamped bags plus quick-reference card for fast selection
✅ Multipurpose use for aligning Picatinny rails, scope bases, dies, and fixtures

💡 What is a muzzle shim kit used for in firearm builds?
- It helps clock muzzle devices on 1/2x28 threaded barrels to precise angles.
- It provides repeatable alignment for brakes, flash hiders, and thread protectors.
- It’s reusable, so you can swap barrels or clean without losing timing.