BOX Four Prime 9 Groupset 8sp Multi Shift MFPN=978-01-610 High security 8mm premium hardened

High security 8mm premium hardened steel chain and 12mm premium hardened steel shackle

The Revo-F spins on an extra wide Igus bush and three cartridge bearings with the internals fully sealed from the elements

6/H2 Black

crashes included

Lightweight drilled design saves weight without effecting strength

BOX Four Prime 9 Groupset 8sp Multi Shift MFPN=978-01-610 High security 8mm premium hardenedIncludes cassette, derailleur, shifter and chain Single shift options are for eMTB to keep the user from shifting multiple gears under load, significantly reducing the rate of bent teeth and broken chains Cassette fits HG splined Shimano SRAM 8 10sp freehubs Model Box Four Prime 9 Speed 8 Range 11 42t Freehub Type HG (8 11sp) Shifter Multi Shift Color Black Shift Type Multi