{"product_id":"10005717","title":"Callaway Golf ELYTE QUANTUM Sleeve with Mitsubishi Chemical Diamana RF Shaft","description":"\u003cp\u003eThe Diamana RF series is an innovative shaft created for athletes who seek maximum distance.\u003c\/p\u003e\u003cp\u003eThis latest model is the next evolution in the traditional \"Red Board\" lineage.\u003c\/p\u003e\u003cp\u003eBy expertly enhancing the rigidity of the shaft's mid-section and precisely adjusting the rigidity difference with the tip, it achieves incredible speed and easy swing-through at impact.\u003c\/p\u003e\u003cp\u003eAs a result, it simultaneously provides high launch and firm ball capture, delivering the ideal performance athletes demand.\u003c\/p\u003e\u003cp\u003eFurthermore,\u003c\/p\u003e\u003cp\u003ethis shaft is positioned as an athlete model within Mitsubishi Chemical's lineup,\u003c\/p\u003e\u003cp\u003eand a heavy 80g class lineup is available.\u003c\/p\u003e\u003cp\u003eThis allows players to choose the optimal weight for their swing,\u003c\/p\u003e\u003cp\u003eachieving the best results tailored to their golf style.\u003c\/p\u003e\u003cp\u003eIn addition,\u003c\/p\u003e\u003cp\u003ethe Diamana RF series incorporates the new material MR70.\u003c\/p\u003e\u003cp\u003eThis groundbreaking carbon fiber achieves both elasticity and strength, which were difficult to achieve with conventional manufacturing processes, improving strength by approximately 20% and elasticity by 10%.\u003c\/p\u003e\u003cp\u003eMoreover, ultra-high elasticity DIALEAD™ is used in the butt section to improve operability.\u003c\/p\u003e\u003cp\u003eThe tip section is reinforced by composite molding of high-strength carbon fiber MR70 and boron fiber, maximizing swing power and transferring it to the ball.\u003c\/p\u003e\u003cp\u003eThe Diamana RF series is a cutting-edge shaft that represents a further evolution of the \"running red\" for athletes focused on distance.\u003c\/p\u003e\u003cp\u003eIts advanced technology and innovative materials bring unprecedented distance and accuracy, expanding the possibilities for golfers.\u003c\/p\u003e\u003cp\u003eSpecs:\u003c\/p\u003e\u003cp\u003eKick Point: Mid\u003c\/p\u003e\u003cp\u003eTorque: 3.5 (RF60, S)\u003c\/p\u003e\u003cp\u003eWeight: 50, 60, 70, 80g class\u003c\/p\u003e\u003cp\u003eFlex: R, SR, S, X, TX\u003c\/p\u003e\u003cp\u003ePoints:\u003c\/p\u003e\u003cp\u003eDiamana RF\u003c\/p\u003e\u003cp\u003eDiamana RF\u003c\/p\u003e\u003cp\u003eMitsubishi Chemical\u003c\/p\u003e\u003cp\u003eShaft\u003c\/p\u003e\u003cp\u003eDistance\u003c\/p\u003e\u003cp\u003eSwing-through\u003c\/p\u003e","brand":"アップサイドゴルフ本店","offers":[{"title":"R \/ 70","offer_id":49940767375589,"sku":"200122003","price":27500.0,"currency_code":"JPY","in_stock":true},{"title":"R \/ 80","offer_id":49940767408357,"sku":"200122004","price":27500.0,"currency_code":"JPY","in_stock":true},{"title":"R \/ 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