DCTech EVO dub Ceramic red the lower balls are the

the lower balls are the ones that support the entire load

day on the golf course

increasing blood flow

Hand-bent hollow tubing

but rather that depending on the shape of your frame

DCTech EVO dub Ceramic red the lower balls are theBIKONE DCTech EVO dub ceramic bottom bracket is designed to power every kilometer you ride. It is engineered for cyclist who demand the best in performance and durability, wheter you are teckling tough mountain trails or cruising on roads. Thanks to our Dual Cup Technology (DC Tech) and our top quality ceramic bearings, you will experience the smoothest of rides. For a correct compatibility, mountain cranks should be always mount on mountain frames