Buy a test kit and find the shaft that's perfect for you! These quality, attractive carbon shafts are inspired by Doug Easton's 1920's handmade wood arrows. Features a PhotoFusion™ wood-grain finish. Heavy weight, micro X diameter for deeper penetration. Aluminum HIT inserts for tighter groups and better broadhead alignment, see HIT adjustable brass inserts here. Constructed of N-FUSED® carbon nano-tubes to increase strength and reduce vibration. Bone color nocks. This test kit features one each of 600, 500, 400, and 340. Axis Traditional Carbon Shafting Specifics Spine Point GPI Length Insert Nock PointCollar NockCollar 600 9/32" 7.9 30½" 16 gr X E None 500 9/32" 8.9 31" 16 gr X F None 400 9/32" 9.8 31½" 16 gr X F None 340 9/32" 10.3 32" 16 gr X G None Straightness ±.003" Weight ±2gr