however do I need to change the bottom bracket?
Assuming the force crank has the 30mm axle no, you do not.
yes, its a PF30/bb30 one. Thanks
@pryally started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Assuming the force crank has the 30mm axle no, you do not.