Barrel Nut Shim Kit for 5.56 .223 300BLK 7.62x39 6.8 (20 Pack) MFR#15BN-20

Designed for most .223 5.56 barrels, allows you to adjust your barrel nut to the perfect alignment and recommended barrel nut torque when having to install your rail.
ID 1.005” & OD 1.170”. Fit most 5.56 .223 300BLK 7.62x39 6.8, NOT for .308 Cal. Please check the fitment before ordering.
Clearly marked & separate packaging so you can quickly identify thicknesses and save your time.
Precision machined from 304 Stainless Steel for long term use.
20 Pack Assortment come with the following thicknesses: .001”x 4, .002”x 4, .003”x 4, .004”x 4, .010”x 2, .020” x 2

.010" & .020" shims included.
shim kit total .100" thickness.
for some barrels that may need more shims.

TACSHIM have two different barrel nut shim kits available

MFR#10BN for .308 7.62x51
MFR#15BN for 5.56 .223 300BLK 7.62x39 6.8

Please check the fitment before ordering
These shim kits may not be big enough for every barrel

Tips:
TACSHIM shims can be used alone or in different combinations.
This is just a game of trial and error to get your desired thickness.

Hello,