The fastest and most bomb-proof
bottom bracket available! 3.5 times the corrosion resistance of 440C stainless races. 40% higher
load rating than the hardest chromium steel bearing races. The near zero friction of Grade 3 ceramic balls. This
bottom bracket is the best.
Includes everything you need to convert your Trek (Madone, Top Fuel Carbon, Fuel
EX Carbon, Remedy Carbon, Carbon Hardtail) or Gary Fisher (Superfly 100, Carbon Road) BB from Shimano to GXP. For
running SRAM, Bontrager, and TruVativ GXP cranksets. Our "CH" option includes ABEC 5 rated chromium steel cartridges
with Grade 5 CERAMIC balls. All necessary hardware for the conversion is included, along with
a new center sleeve.
Includes everything you need to convert your Trek (Madone, Top Fuel Carbon, Fuel
EX Carbon, Remedy Carbon, Carbon Hardtail) or Gary Fisher (Superfly 100, Carbon Road) BB from Shimano to GXP. For
running SRAM, Bontrager, and TruVativ GXP cranksets. Our "ZERŲ" option includes ABEC 5 rated cartridges with USA-made
Grade 3 CERAMIC balls. All necessary hardware for the conversion is included, along with a
new center sleeve.