UM TACTICAL Delrin Shim 1.5 Degree for Burris Fastfire II, III
Delrin Shims are made to fit between the
Burris Fastfire red dot and the mount.
Fits; Burris Fastfire II, III, Docter Red Dot Sight & Insight MRDS
Taper 1.5 Degrees / +- .1
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