1、Lightweight Hollow Design: The innovative hollow design reduces weight, enhancing cycling efficiency while providing a smoother ride experience for both casual and competitive cyclists alike. 2、For 8 to 12 Speed Systems: Designed for 8 to 12 speed gear systems, this crankset ensures smoothly shifting, allowing for a seamless cycling experience on various terrains. 3、Enhanced Stability: Featuring a positive negative tooth structure, this chainring increases stability and significantly lowers the danger of chain drop during challenging rides. 4、48T Configuration: The 48T chainring is specifically engineered for mountain biking, offering excellent climbing power and acceleration to tackle harsh uphilling trails effortlessly. 5、Versatile Usage: Suited for both road and mountain cycles, this crankset's universal compatibility allows for easy integration with various components for customized performance. Item Type: 144MM 48T Crankset Set Material: Aluminum Alloy Teeth Count: 48T Specification: BCD144MM Chainring Process: CNC Milling Bottom Bracket: Hollow Inserted Bottom Bracket 1 x Crankset 1 x Bottom Bracket 1 x Crank 1 x Accessory 2 x Accessory Rings