♣ Compatible with Brompton stock crank (don't need to change crank, yet you have a performance upgrade)
♣ TK868TBT-119
♣ Ceramic TBT Bearing
♣ Titanium axle
♣ JIS Square Taper BB to ensure BB last longer
♣ Length: 119mm
♣ Carbon shell
♣ Durable and lightweight
♣ Installation & re-thread can be done at additional cost