BPW MID BMX Sealed Cartridge Bottom Bracket Bearing 19mm RGroup_8F99916CC4622C994A9D05B9EDC234A4F083517C comes fully pre-assembled

comes fully pre-assembled

With a 180mm diameter and 6-bolt mounting system

Designed to keep your feet warm and cosy

they can all be swapped out or upgraded with any other standard BMX products

BPW MID BMX Sealed Cartridge Bottom Bracket Bearing 19mm RGroup_8F99916CC4622C994A9D05B9EDC234A4F083517C comes fully pre-assembledThe BPW MID BMX Sealed Cartridge Bottom Bracket Bearing is a durable, sealed solution designed to keep your bottom bracket running smoothly and quietly. Built with chromium steel GCR15 races and a double sealed 2RS system, it helps block out dirt and moisture while the pre filled bearing grease supports reliable, low friction rotation over time.