1、Ti Alloy Forging: Utilizing premium Ti alloy material and precise forging techniques, the bike crankset screw achieve ultimate lightweight design and exceptional mechanical strength, reducing rotational mass significantly to enhance cycling efficiency. 2、Precise M20 Compatibility: Specifically designed for M20mm crankset, ensuring a precise fit with integrated chainrings and cranksets. The hex shaped design provides excellent tool grip, improving transmission efficiency, preventing bottom bracket loosening, and enhancing cycling stability and safety. 3、Shock Absorption Design: Integrated with a fine shock absorption structure at the screw head, effectively dampening vibrations during cycling to protect the crankset from damage and prolong its lifespan. 4、Erosion Resistant Treatment: Surface coated with a special anti erosion layer to resist environmental erosion, maintaining a stylish appearance even under harsh weather conditions. Reducing the risk of rusting and keeping the screws looking new. 5、Exquisite Plum Blossom Appearance: Distinguished from traditional hexagonal screws, the plum blossom shaped design not only enhances tool engagement but also adds a unique visual appeal to the screw, providing a touch of professionalism to your mountain bike. Item Type: Bike Crankset Screw Material: Ti Alloy 1 x Bike Crankset Screw 1 x Sticker