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This 7-Piece Shim Set is for use in properly timing a flash hider or muzzle brake. For use with SR-15/16 platform firearms (5.56mm, etc).
Shim Sizes
0.008" Thick (6 Notches)
0.009" Thick (5 Notches)
0.010" Thick (4 Notches)
0.012" Thick (3 Notches)
0.015" Thick (2 Notches)
0.020" Thick (1 Notch)
0.031" Thick (0 Notches)