Shim Kit for 1/2"x28 Thread Barrel Muzzle Devices Alignment Set .223/5.56 (20 Pak)

For Timing and Alignment. Fit Barrels with 1/2"-28 TPI (.223/5.56) Threads
Separate Packaging & Clearly Marked so you can quickly identify thicknesses and save time.
Precision Made from 304 Stainless Steel
O.D. of .748" X I.D. of .511"
20 Pak Assortment come with the following thicknesses: .002”x 4 .003”x 4 .004”x 4 .008”x 4 .010”x 2 .020”x 2

Will NOT fit .308/7.62
Installation notes: This is just a game of trial and error to get the feel that you are looking for

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