HSC Ceramic BB42 (BB30 Shimano/SRAM) Bottom Bracket Road
Convert BB30 frame to accept Shimano 24mm or SRAM GXP 22-24mm Cranks
Features:
– Brand new designed CNC cups with lighter weight and more strength
– ABEC 7 standard alloy steel bearing races
– Grade 3 Si3N4 ceramic balls – highest precision in the market
– Kluber grease
– Specially designed Nylon bearing retainer for more shock absorbing and less friction
– Light touch rubber seals – super smoothness
Weight:
– 91 g
Frame requirements:
– BB30 standard frame (bearings directly pressed into the frame) with shell ID 42mm, width 68mm
i.e. Cannondale,BMC SLR01,BMC RM01 etc.
Crank compatibility:
24mm spindle cranks, e.g. Shimano Dura Ace, Shimano Ultegra, Shimano 105, Shimano Tiagra, FSA etc.
– SRAM GXP 22-24mm spindle cranks