A direct development from the Pro2 EVO hubs with stainless bearings throughout
CNC 2014
T6 aluminum shell construction with (5) stainless, sealed cartridge bearings
44 tooth ratchet mechanism gives a 10% quicker engagement over the Pro 2 EVO
6
bolt/44mm
BCD International
Standard disc mounting dimensions
Rear 135mm: convertible from 10x135mm (Q/R) to 10x135mm (bolt
on), 10/12x135mm, or 12x142mm (thru
axle) with separate Pro4 specific kits
Rear 150mm: specific shell dimensions to maximize wheel strength (To convert hub to 12x157mm spacing Use 12x142mm conversion kit
HG 8
11sp: Not compatible with HG 11sp road cassettes
HG available in alloy for lighter weight or steel to reduce cogs digging in to splines
DH hubs moves the drive
side spoke flange out to the shortened (7sp) cassettes, allowing a far wider flange spacing over a standard hub, leading to a stiffer wheel build. The hub will accept either a 7sp cassette, a custom 7sp cassette built up from individual sprockets, or a SRAM 7sp DH cassette. 150/157mm or 135mm (Demo 8) widths