Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Red CheckoutTitle=SRAM Locking MTB Foam Grip Set lock the system by simply

lock the system by simply pressing the lock button with the a thumb

Drop-Stop A models will reduce the chainline (inward towards the frame) from the Shimano specified chainline for the crankset: 26T-28T = -3mm

Top off as needed due to evaporation/splashing

The Superflow central cutout offers better release pressure from the perineal area and increase the feeling of comfort

Wheels Manufacturing BSA Bottom Bracket - Shimano Hollowtech II Spindle ABEC 3 Red CheckoutTitle=SRAM Locking MTB Foam Grip Set lock the system by simplyWheels Manufacturing BSA Bottom Bracket Shimano Hollowtech II Spindle ABEC 3 Red. Wheels MFG BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets TECH SPECS Bottom Bracket Shell I. D. 1. 37 BB Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Weight 105 Spindle Interface Type Shimano Hollowtech II Spindle Interface Type RaceFace EXI Spindle Interface Type FSA MegaExo Defined Color Red