1/2-28 Barrel Shim Kit for 5.56/.223 Muzzle Alignment
✔️ 44 stainless shims across thicknesses (.002"-.030") for 1/2-28 barrels
Designed for 5.56mm/.223 rifles with 1/2-28 threads, this shim kit helps time and align muzzle devices while keeping overall barrel bulk small. It's ideal for precise muzzle brake alignment and timing adjustments in field or bench setups.
✅ 304 stainless steel construction for durability
✅ 44-piece set in 11 thicknesses,.002"-.030"
✅ Fits 1/2-28 threaded barrels for 5.56/.223
✅ Outer diameter.77" and inner diameter.51" for minimal bulk
✅ Clearly marked, separate packaging for quick thickness identification
✅ Not compatible with.308/7.62
💡 What is a barrel shim kit used for in muzzle brake timing and alignment for 1/2-28 threaded barrels?
A handy explanation helps buyers see why it's needed.
- helps dial in timing and alignment for consistent accuracy
- provides selectable thicknesses to minimize added barrel bulk
- made from corrosion-resistant stainless steel for long life
