The HB Revival features a twist on the famous Grapnel Core along with a cover that has never been used on a previous HB. The S70 Hybrid Cover gives the player the best of both worlds. Adequate traction in the oil combined with an angular reaction off the dry. The Grapnel 2.0 Core upgrades the original HB Core by offering dynamic integrity across all the weights while maintaining maximum length and backend the HB balls have become known for.