The Spike's Tactical Barrel Nut Shim Kit allows you to torque your barrel nut into place with perfect alignment when having to install your Spike’s Tactical BAR or SAR rail.
- Align your gas port at full torque
- Works with M4 Barrel Nut & most Rail Systems
- Spike’s Tactical Barrel Alignment Kit
- 3 Thin Barrel Nut Shims (.0015" Thick)
- 3 Thick Barrel Nut Shims (.003" Thick)
- Spike's Tactical Lifetime Warranty
This product was added to our catalog on Monday 25 April, 2011.