Altra Arrows Insert and Outsert Silver

Altra Arrows Insert and Outsert Silver. 875" while the outsert then threads directly onto the insert and encapsulates the leading end of the arrow at 0.43" creating unmatched durability. Essential rubber O-rings come pre-installed on the insert within the A.R.C.O.S. as they aid in locking the outsert in place which reduces vibration and improves concentricity between the outsert to the insert for a more precise arrow set up and down range accuracy. Specifications for Altra Arrows Insert and Outs