Natruss BB91 Bottom Bracket Bike Bottom Bracket- Integrated BB Bottom Bracket- Eco-Friendly Bike Accessory Nylon Cycling Bike for Crankset-Black-

Feature:1. Mountain road bike BB91 bottom bracket, very good visual effects, comfortable for bicycle upgrade accessories. 2. Integrated hollowcrankset pressing thread bottom bracket, eco-friendly and high quality material. 3. Made of high qualitynylon plastic, sturdy, durable and long service life. 4. Professional manufacturing, stable characteristics and high reliability. 5. Simple design, easy to install and operate, practical and convenient to use. Specification: Condition: 100% Brand NewItem Type: Bike Bottom BracketModel: BB91Material: Nylon Plastic + BearingOptional Color: Red, BlackQuantity: 1PCSWeight: Approx. 108gInner Diameter: Approx.24