Enhance your crossbow’s performance with the TenPoint Alpha Nock HPX, a pack of 12 high-precision nocks designed specifically for rail-less crossbows like the TRX 515 and TX 440. These nocks feature a unique Nock Retention Groove that audibly snaps into place, giving you confidence that your arrow is properly seated. Built with an HP Aluminum Bushing for increased durability and a deep bowstring groove for better nock travel, they ensure straight, accurate shots while reducing string wear. Whether you’re a seasoned hunter or a target shooting enthusiast, these nocks offer the reliability and performance upgrade needed for your TenPoint crossbow.