Direct mountMedium cage12/11/10 speedRear capacity: 40TMax front difference: 14TTotal capacity: 46TAluminium forged / anodized inner and outer linksAluminium / anodized inner plate cageCarbon outer plate cage12T / Engineering polymers / cartridge bearing guide pulley14T / Engineering polymers / bushing tension pulley7075 aluminium / anodized bracket boltWeight - 267g