Auto power saving： Yes

RT3 and XX - Not High Volume

More pistons equal greater stopping power

Who's this item for: Made for riders running AXS or Red components looking for a spare battery to keep their parts moving like new

0" Tyre: 46psi

Hope Pro 4 Rear 6 Bolt Disc Hub - 12x148mm Boost - 32 Hole - XD Driver - Black Images Uploaded - Ready for Review Auto power saving： YesThe Pro 4 is an incredibly versatile and easily serviceable hub that builds upon Hope's reputation for bulletproof quality and attention to detail. The hubs are machined from a single billet of 2014 T6 aluminium and run on stainless steel sealed cartridge bearings for smooth running and outstanding reliability. The 4 pawl ratchet system has 44 teeth with solid and reliable 8. 2 deg engagement with that unmistakable Hope sound. The Pro 4 spoke flange