Description
The Pinnacle of Precision & Performance Altra non-micro Forward Mass System (FMS) insert weight system offers fine adjustment of total arrow weight to increase F.O.C. and improve down range accuracy. The non-micro insert weights are designed for use with all Altra arrows larger than 166 and are stackable for infinite weight adjustment.
Features:
- Comes in 12 pk QTY
- Available in 10, 20, & 50 Grains
- Blue Loctite recommended for assembly
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