BK CX Pulley Red - Max-type, Sealed Bearing, Seat Tube Cable Roller for Bottom-Pull Front Derailleurs 428420 Overall Width - 15

Overall Width - 15

Bottom Bracket Bearing featuring 440C stainless steel alloy races and balls with 90% fill

Their corrosion-proof

The most common use for this bearing is as a direct replacement bearing for Shimano-type external cup BBs and cranksets with 24mm spindles

please verify before you buy

BK CX Pulley Red - Max-type, Sealed Bearing, Seat Tube Cable Roller for Bottom-Pull Front Derailleurs 428420 Overall Width - 15BK CX Pulley Red Max type, Sealed Bearing, Seat Tube Cable Roller for Bottom Pull Front Derailleurs Not a particularly in demand product in these days of 1X drivetrains, but this is a handy upgrade for many older Cyclocross bikes that havetop tube cable routing and bottom pull 2X or 3X front derailleurs. This roller is precision machined from Black Delrin and features an Enduro MAX type bearing for long lasting smooth performance. Max type bearings