Machined Delrin Derailleur Pulleys for 12 speed Shimano XTR
41mm by 16 spline cup tool with an inner bearing guide insert for cranksets with 24mm bearings (Shimano)
or if it is made of plastic
though we recommend two for proper TorqTite BB installation
This size bearing has been used as a suspension pivot bearing by a number of bicycle brands including Orbea and Niner
BKC-0811 - Italian Thread-In, Ceramic-Hybrid, XD15, Angular Contact, Bearing Bottom Bracket for Italian-threaded framesets and Shimano 24mm Cranksets 428420 Machined Delrin Derailleur Pulleys forBKC 0811 Italian Thread In, Ceramic Hybrid, XD15, Angular Contact, Bearing Bottom Bracket for Italian threaded framesets and Shimano 24mm Cranksets You may find the following tools useful for installation and servicing: For bottom bracket installation: BBT 44x16 24 Pro Cup socket tool for 44mm x 16 spline bottom brackets and Shimano 24mm spindle cranksets BBT 010 Bottom Bracket Flat Wrench for 44mm x 16 spline and 52mm x 16 spline BBT 001 B Shimano