E-Thirteen BSA Threaded Bottom Bracket - 83mm For 30mm Spindle Black

e*thirteen BSA Threaded Bottom Bracket - 83mm For 30mm Spindle Black. Engineered for durability and smooth performance, this bottom bracket features high-performance sealed bearings with a custom grease specification designed to withstand rigorous riding conditions. Ideal for riders seeking a reliable upgrade, the e*thirteen threaded bottom bracket ensures consistent, low-friction spinning to enhance your cycling efficiency.

• Bearings incorporate high-performance seals and specially formulated grease for exceptional durability and smooth rotation
• Note: e*thirteen threaded bottom brackets are not compatible for retrofitting BB30 cranksets onto BSA threaded frames
• Equipped with large, custom sealed 6806 bearings that are easily replaceable and serviceable for extended product life