Ace Spine-Spin Tester. For use with wood, aluminum, and carbon shafts. It is ruggedly built to last a lifetime. The tester is quick and easy to use as well as very accurate.
Match your arrows to your bow for consistent accuracy
-Measures spine from 25 to 200 pounds -Measures deflection from .150 to 1.000 inches -AMO standard 2 pounds at 26 inches -1.94 pounds at 28 inches for aluminum and carbon shaft -Adjusts easily for different size shafts -Spin test your arrows to check straightness -Spin test to check broadhead alignment -Steel, Brass and Aluminum Construction -Accurate, permanent calibration
