Experience unmatched performance and reliability with the SD Ace V2 Rear Cassette Disc Hub—engineered for riders who demand strength, precision, and smooth power transfer on every ride. Built from high-grade materials and refined through rigorous testing, the Ace V2 delivers a perfect balance of durability and speed.
The SD Ace V2 HSX cassette disc hub is the right choice for riders looking for a leightweight, reliable hub that has a quick engagement. And at just 298gr it is nice and light as well.
Bearings: 18-30-7 RS for axle and body

A= Total length: 110mm
B= Distance flange to outside non-drive side: 32mm
C= Distance flange to outside drive side: 25mm
D= Flange diameter non-drive side: 58mm
E= Flange diameter drive side: 58mm
Distance flange to disc: 15,2mm
Spoke Calculator click here