TruVativ Howitzer XR bottom bracket for Truvativ cranksets that are designated Howitzer compatible. Bombproof for extreme use. Features oversized cartridge bearings to produce a super durable external BB system. The Howitzer Bottom Bracket System is purpose-built for Freeride and DH abuse, with CNC machined AL-6061 cups, a chromoly spindle and extreme strength throughout. Oversized cartridge bearings produce a super durable external BB system that's also agile. You can even switch bikes but keep your favourite cranks by getting a Howitzer BB that fits your new ride. 51mm chain line matches 110 mm spindle with conventional crank (included). 73 mm, 68 mm bottom bracket shell width. Available in black colour.
- Heat-treated chromoly spindle
- Cast aluminium cups with black finish
- Oversized cartridge bearings to produce a super durable external BB system
- Designed for Truvativ cranksets that are designated Howitzer compatible
- 51mm chainline matches 118 mm spindle with conventional crank