Advanced 3K carbon weave produces less torque for faster recover and better spine consistency Every arrow is digitally spine aligned for increased accuracy Small diameter arrow increases arrow speed and penetration with less wind drift 100% high modulus carbon is super consistent and durable Nano Ceramic Coating improves penetration and allows for easy arrow removal Increased speed, penetration, and energy Straightness tolerance: +/- .006" Available spines: 250 (9.0 gpi), 300 (8.8 gpi), 350 (8.8 gpi), 400 (9.0 gpi) Shafts include AAE IP Nock #5 and RIP Shok Taper Lock 50 grain (.204) insert