Barrel Shim Kit For One Half By Twenty Eight Inch Threads Stainless Steel 20 Piece Set With Five Calibrated Thicknesses For Precise Clocking Of Brakes Flash Hiders And Thread Protectors On 223 And 5.56 Barrels

Precision 20-Piece Shim Kit for 1/2x28 Threads
✔️ 20 stainless shims in five calibrated thicknesses to clock barrels

This 20-piece barrel shim kit is designed to precisely clock brakes, flash hiders, and thread protectors on 1/2x28 threaded.223/5.56 barrels.

✅ Calibrated thicknesses: 0.004" (0.102 mm), 0.008" (0.203 mm), 0.012" (0.305 mm), 0.020" (0.508 mm), 0.040" (1.016 mm)
✅ Reusable 304 stainless steel, CNC-machined with satin finish to resist galling, rust, heat
✅ Clear labeled packaging with quick-reference card to speed bench work
✅ Precise micro-adjustments with 0.10 mm steps; compatible with barrel-nut setups
✅ Multi-use: aligns Picatinny rails and spacing on scope bases and fixtures

💡 What is a barrel shim kit used for and who should buy one? This handy tool helps align muzzle devices on 1/2x28 barrels and keep repeatable timing across disassembly and reassembly. - Handy for gunsmiths and precision builders - Improves clocking accuracy and reduces risk of thread damage - Useful for maintaining gas tube orientation for consistent muzzle alignment - Great for bench guns and field maintenance