Three spine groups with four shafts each enable thorough testing of multiple spine options for optimal arrow performance
Premium grade shafting ensures the straightest possible shafts for reliable testing results
Customizable to include shafts of specific lengths and point tapers for tailored archery setups
Ideal for archers seeking to optimize bow, arrow, and point weight combinations
Summarized by Shop
Premium 11/32" Test Packs allow you to determine the proper spine for your bow, arrow length, and point weight setup. This is the only sure way to determine your best spine. Premium grade shafting gets you the straightest shafts possible for your test kit.
Test Pack includes 3 Spine Groups with 4 shafts each. For example, Choose 50-55 to