BOX Two Prime 9 Shifter - 9-Speed Single Shift Matte Onyx Praxis Works Rear Axle 12mm Thru x

Rear Axle 12mm Thru x 148mmRim Width (Internal) 29Cassette Body Type SRAM XDValve PrestaColor BlackDesigned for ebike YesISO Diameter 584 / 650b / 27

Steel shackle lays flat within domed body when not in use

HED Belgium R Rims make any custom wheel build that much sweeter

}Cane Creek Progressive Rate VALT Lightweight Rear Shock Spring - 45mm x 400-488lbs White

BOX Two Prime 9 Shifter - 9-Speed Single Shift Matte Onyx Praxis Works Rear Axle 12mm Thru xThe Box Two shifter offers exceptional performance with high quality componentry. It features a hinged clamp made of extruded resin and steel with a durable die cast aluminum top shell. Not only is the shifter mechanism joyfully simplified but fewer shifts are needed for every mile of travel. Prime 9 is also terribly forgiving so you won't have to constantly adjust your set up. Prime 9 technology offers the same range as a 12 speed drivetrain with