THE PINNACLE OF PRECISION & PERFORMANCE™ ALTRA REPLACEMENT O-RINGS FOR THE A.R.C.O.S. ARE ESSENTIAL IN THE INSERT/OUTSERT SYSTEM AS THEY AID IN LOCKING THE OUTSERT IN PLACE, REDUCING VIBRATION AND IMPROVING CONCENTRICITY BETWEEN THE OUTSERT TO THE INSERT FOR A MORE PRECISE ARROW SET UP AND DOWN RANGE ACCURACY.
Features:
Comes in 12 pk QTY