Description
Enhance your archery performance with the Altra .166 350 Spine Insert and Outsert. This innovative system features an insert that secures into your arrow shaft at a depth of 0.875 inches, while the durable outsert threads directly onto the insert, encapsulating the leading end of the arrow at 0.43 inches. Designed for unmatched durability, it comes with essential rubber O-rings pre-installed on the insert to lock the outsert in place, reducing vibration and improving concentricity. Achieve a more precise arrow setup for superior downrange accuracy with this essential archery supply from Altra.
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