for both mountain and road biking, this crankset cap combines functionality with a modern aesthetic. Its robust aluminum alloy material resists wear and tear, while its waterproof design provides added protection against the elements, making it a reliable companion for all your cycling adventures. Features -Color:Red -Material:Aluminum alloy -Size:2.50X2.50X1.00cm/0.98X0.98X0.39in -Aluminum build: constructed from aluminum alloy, this crank cover offers a solution for protecting your bike's crankset and bottom bracket - transfer: the hollow design reduces weight while maintaining structural integrity, ensuring transfer for a smoother and faster ride -Debris protection: designed to shield the crankshaft and bottom bracket,it ensures consistent performance even in challenging environments -Quick and easy installation: with its precision engineering, this crank cover is easy to install and compatible with a variety of bike brands and models -Design: built for demanding conditions, it provides reliable protection and performance, making it an essential accessory for outdoor cycling enthusiasts Package list: 18 Crank Cover