Isometric head, Nano Technology and Nano Superlight Resin updates make these powerful and responsive frames even better. High Strength Head Loops benefit from "Muscle Tec" technology as they are more rigid due to the design of the Muscle section. One of Karakal"s new models in the M-Tec series, it has the same frame weight as the market leading SL-70, marking the first time this weight has been achieved with an ISO head. M-TEC 70 Specification:*70 Grams Frame Weight *90% Nano Graphite - 10% Ti *Low Torque Frame *Muscle-Tec Wide Body Head *Head Loop takes up to 30LBS-13. 6KG *Isometric "Flat Top" Head Shape *Nano Tec and Superlight Resin *Two Piece Construction