High-level accuracy meets light-up convenience. Wicked Ridge Match 400 Carbon Crossbolts are inspected for straightness to within .004" and feature a stainless steel insert that creates an enhanced 13% FOC-providing up to 20% tighter tolerances than previous carbon bolts. Each comes equipped with an Alpha-Blaze Lighted Nock, a one-piece Nock/LED unit indexed with the vanes and press-fitted into the Arrow's bushing. Upon firing, the bowstring's force compresses the 2 pieces and activates the Nock. Deactivation is simple, and the LED will last for about 8 hours when activated. 100% carbon construction 3.5" Bohning X vanes Alpha-Blaze Lighted Nocks activate via the bowstring's force, and last for about 8 hours when activated Stainless steel insert Balanced at 13% FOC, generating up to 20% tighter groups than previous carbon arrows HP aluminum bushing Shafts are inspected for straightness to within .004" Order today!