- SRAM's most durable aluminum crankset yet, with robust machined finishes on high-wear surfaces and rock strike prone areas - DUB DH spindle for 56.5mm chainline, for either 157mm or 148mm rear hub spacing - DUB Wide spindle for 55mm chainline, optimized for 148mm rear hub spacing - DUB DH spindle cranksets include most robust dedicated 56.5CL XX DH T-Type chainring available in 32-36t sizes - DUB Wide spindle cranksets include trail orientated XX T-Type chainring in 32-36t sizes - DUB cartridge bearing bottom bracket set sold separately - Chaniring sold separately