The Race Face X-Type Bottom Bracket Team is engineered for performance and durability, featuring precision-forged and CNC machined 6066 aluminum cups. Its innovative tapering wall design minimizes weight without compromising strength. The custom 6805 bearings are equipped with a triple wiper seal to effectively retain grease and block contaminants, ensuring a longer lifespan. Factory-filled with Phil Wood waterproof grease, this bottom bracket is also compatible with select Shimano and FSA external mountain bike systems, making it a versatile choice for serious cyclists.