Roller +6 - New - 8.06mm
HK Parts Standard (8.06 mm) locking roller, The proper roller size is essential for proper bolt gap. US Manufacture.Price is per roller.**You need to order two for a complete set (pair) for bolt head.**1 Review Hide Reviews Show Reviews
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My bolt gap shuck down to .09 and I was always taught the gap should be between .010 an .020. I add...
My bolt gap shuck down to .09 and I was always taught the gap should be between .010 an .020. I added these =6 rollers and now my gap is .018. Good to go. Happy Thanks Marty