BKS-54102 - 440C Stainless, Angular Contact, Bottom Bracket Bearing Kit for Shimano 24mm x 37mm External Cup BBs sale Static load - 306lbf /

Static load - 306lbf / 1

these pulleys feature CN (tight clearance) bearings in the upper pulley to maximize shifting accuracy and C4 (loose clearance) bearings in the lower pulley to allow for chain-line movement

The eleven-tooth upper and thirteen-tooth lower size and profile with 5mm bolt-holes are designed as an upgrade for most 11-speed Shimano GRX derailleurs

and lighter-contact LLB seals facing inwards to contain the 90% fill with high pressure water proof grease

BKS-54102 - 440C Stainless, Angular Contact, Bottom Bracket Bearing Kit for Shimano 24mm x 37mm External Cup BBs sale Static load - 306lbf /BKS 54102 stainless steel, Angular Contact, Bottom Bracket Bearing Kit for Shimano 24mm x 37mm External Cup BBs This kit includes two 440C stainless steel, Angular Contact bearings along with all of the necessary seals and spacers to complete a precise, professional installation. Enduro Angular Contact, 440C stainless steel balls and racesprovide long life and superior corrosion resistance in applications and environments that may be less than ideal.