BSD Substance Mid Bottom Bracket Set 19mm x 41mm RGroup_3A4B8248149BE9DED4B40F0B0FE801D2237D26D3 Constructed from hardened steel and

Constructed from hardened steel and aluminum

The jacket is made from moisture-wicking

known for reliability and durability

11 speed compatible chain for road or mountain bike use

BSD Substance Mid Bottom Bracket Set 19mm x 41mm RGroup_3A4B8248149BE9DED4B40F0B0FE801D2237D26D3 Constructed from hardened steel andThe BSD Substance Mid Bottom Bracket Set offers smooth and reliable performance with precision sealed cartridge bearings and CNC machined spacers for durability and a precise fit. It includes a spacer kit for easy adjustment and features a hollow CrMo crank arm bolt for lightweight strength. Measuring 19mm x 41mm, this set is an excellent choice for BMX riders seeking quality components.