TenPoint ACU X RD 20" Carbon Arrows twelve_days • Simply attach handle cradle Point Weight Cut Diameter:125gr 1 1 2" • Simply attach handle cradle to the riser and insert into the free floating pocket and let the Pro Bow Balancer tell you the rest the woven membrane SynSCREEN construction combine for the toughest and most advanced block target on the market the ACU X RD arrows feature optimal spine alignment which is critical in extracting every millimeter of accuracy from a crossbow The ACU X nock system offers greatly enhanced string life vs other snap on styles while maintaining the “Snap On” positive engagement that customers love