{"product_id":"cob-2023052915","title":"COBRA DARKSPEED Sleeve Attached Sleeve with Shaft Mitsubishi Chemical Diamana BF for Driver","description":"\u003cp\u003eMitsubishi Rayon's acclaimed Diamana BF series is the latest evolution of the \"Blue Force\" (Blue Mana) shaft, which has garnered high praise among golf enthusiasts.\u003c\/p\u003e\u003cp\u003eThis shaft boasts characteristics that set it apart from previous Diamana series, thanks to a composite molding of aerospace-grade high-strength carbon fiber \"MR70\" and boron fiber.\u003c\/p\u003e\u003cp\u003eThe Diamana BF series is ideal for golfers who want to increase their distance with a medium launch angle, as it provides a fade-biased ball capture despite its mid-kick point.\u003c\/p\u003e\u003cp\u003eThis shaft combines excellent operability with a spring-like feel. Even with powerful swings, the flex is minimal, creating a sharp rebound sensation.\u003c\/p\u003e\u003cp\u003eNumerous aspects were focused on during the product development process.\u003c\/p\u003e\u003cp\u003eFirstly, the composite molding of aerospace-grade high-strength carbon fiber \"MR70\" and boron fiber has enhanced the spring-like feel compared to conventional models.\u003c\/p\u003e\u003cp\u003eThis allows players to maintain strong core stability even with powerful swings, increasing distance without sacrificing control.\u003c\/p\u003e\u003cp\u003eAdditionally, by strengthening the tip section of the shaft, impact efficiency was improved, and ball initial velocity was increased. This reinforced tip section ensures a smooth stiffness distribution that allows players to achieve their intended trajectory, supporting both distance and directionality.\u003c\/p\u003e\u003cp\u003eFurthermore, while maintaining overall smooth flex, materials were optimally placed to reinforce only the necessary areas.\u003c\/p\u003e\u003cp\u003eThis enhances the shaft's operability and stability, helping players achieve their best shots.\u003c\/p\u003e\u003cp\u003eThe Diamana BF series is a next-generation golf shaft that combines innovative design and high-quality materials to sensitively meet the needs of players.\u003c\/p\u003e\u003cp\u003eIt will be an optimal choice for golfers seeking a balance of operability, distance, and directionality.\u003c\/p\u003e\u003cp\u003e\u003cspecs\u003e\u003c\/specs\u003e\u003c\/p\u003e\u003cp\u003eBF50:\u003c\/p\u003e\u003cp\u003e- Flex:\u003c\/p\u003e\u003cp\u003e- R\u003c\/p\u003e\u003cp\u003e- Weight: 54\u003c\/p\u003e\u003cp\u003e- Torque: 5\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Length: 46\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 8.55\u003c\/p\u003e\u003cp\u003e- Butt: 16.0\u003c\/p\u003e\u003cp\u003e- SR\u003c\/p\u003e\u003cp\u003e- Weight: 55\u003c\/p\u003e\u003cp\u003e- Torque: 5\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- S\u003c\/p\u003e\u003cp\u003e- Weight: 57.5\u003c\/p\u003e\u003cp\u003e- Torque: 5\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- X\u003c\/p\u003e\u003cp\u003e- Weight: 60\u003c\/p\u003e\u003cp\u003e- Torque: 4\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003eBF60(bg):\u003c\/p\u003e\u003cp\u003e- Flex:\u003c\/p\u003e\u003cp\u003e- SR\u003c\/p\u003e\u003cp\u003e- Weight: 63.5\u003c\/p\u003e\u003cp\u003e- Torque: 3.9\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.05\u003c\/p\u003e\u003cp\u003e- S\u003c\/p\u003e\u003cp\u003e- Weight: 65.5\u003c\/p\u003e\u003cp\u003e- Torque: 3.9\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.1\u003c\/p\u003e\u003cp\u003e- X\u003c\/p\u003e\u003cp\u003e- Weight: 69\u003c\/p\u003e\u003cp\u003e- Torque: 3.8\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.25\u003c\/p\u003e\u003cp\u003eBF70(bgno):\u003c\/p\u003e\u003cp\u003e- Flex:\u003c\/p\u003e\u003cp\u003e- S\u003c\/p\u003e\u003cp\u003e- Weight: 73.5\u003c\/p\u003e\u003cp\u003e- Torque: 3.4\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.15\u003c\/p\u003e\u003cp\u003e- X\u003c\/p\u003e\u003cp\u003e- Weight: 77\u003c\/p\u003e\u003cp\u003e- Torque: 3.4\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.25\u003c\/p\u003e\u003cp\u003e- TX\u003c\/p\u003e\u003cp\u003e- Weight: 80\u003c\/p\u003e\u003cp\u003e- Torque: 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