{"product_id":"10007888","title":"BRIDGESTONE Bridgestone Sleeve with Shaft Mitsubishi Chemical Diamana BF Driver","description":"\u003cp\u003eMitsubishi Rayon's proud Diamana BF series is the latest evolution of the Blue Force (Aka-Mana), which has earned high acclaim among golf enthusiasts.\u003c\/p\u003e\u003cp\u003eThis shaft features properties different from conventional Diamana series, due to the composite molding of aerospace-grade high-strength carbon fiber \"MR70\" and boron fiber.\u003c\/p\u003e\u003cp\u003eThe Diamana BF series offers a fade-friendly ball-catching capability despite its mid-to-high kick point, making it ideal for golfers who want to increase distance with a medium launch angle.\u003c\/p\u003e\u003cp\u003eThis shaft combines excellent operability with a powerful rebound feel, allowing for a small amount of flex and a sharp return even with a powerful swing.\u003c\/p\u003e\u003cp\u003eNumerous aspects were emphasized during the product development process.\u003c\/p\u003e\u003cp\u003eFirst, the composite molding of aerospace-grade high-strength carbon fiber \"MR70\" and boron fiber has increased the rebound feel compared to previous models.\u003c\/p\u003e\u003cp\u003eThis allows players to maintain core strength even with powerful swings, increasing distance without sacrificing control.\u003c\/p\u003e\u003cp\u003eAdditionally, reinforcing the tip section of the shaft improves impact efficiency and increases ball speed. This reinforced tip section creates a smooth rigidity 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 strategically used to reinforce only the appropriate sections.\u003c\/p\u003e\u003cp\u003eThis enhances the shaft's operability and stability, helping players hit 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＜Specs＞\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: 3.4\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.35\u003c\/p\u003e\u003cp\u003eBF80(bg):\u003c\/p\u003e\u003cp\u003e- Flex:\u003c\/p\u003e\u003cp\u003e- S\u003c\/p\u003e\u003cp\u003e- Weight: 83\u003c\/p\u003e\u003cp\u003e- Torque: 3\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.25\u003c\/p\u003e\u003cp\u003e- X\u003c\/p\u003e\u003cp\u003e- Weight: 87\u003c\/p\u003e\u003cp\u003e- Torque: 2.9\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.35\u003c\/p\u003e\u003cp\u003e- TX\u003c\/p\u003e\u003cp\u003e- Weight: 89.5\u003c\/p\u003e\u003cp\u003e- Torque: 2.8\u003c\/p\u003e\u003cp\u003e- Kick Point: Mid-High\u003c\/p\u003e\u003cp\u003e- Tip Diameter: 16.45\u003c\/p\u003e\u003cp\u003e＜Key Features＞\u003c\/p\u003e\u003cp\u003eDiamana BF shaft operability\u003c\/p\u003e\u003cp\u003eBF shaft fade-friendly\u003c\/p\u003e\u003cp\u003eBF shaft powerful rebound 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