ZTTO BB86 Press Fit Bottom Brackets Thread Lock for Road Bicycle Mountain Bike Compatible Shimano B92 SpeedLink GXP Chain Wheel

Description

Made of Aluminum Alloy, and this bottom bracket is solid, long lasting. Dual silicone seal can absorb roundness tolerance for installing ports of Bracket Bottom. Keeps the contamination out for longer life, easy installation. Thread system can protect the frame, more power output, it's better than ordinary structure bottom bracket.