BOX Four Prime 9 Groupset 8sp Multi Shift CheckoutSpec= Grip X DFour DUB is designed for

DFour DUB is designed for Dura-Ace R9100 chainrings

Pad Compound Resin Defined Color Black Brake Lever Use Right Brake Caliper Mount Flat Mount Color Black Rotor Included No Hydraulic Hose Length 1700 Hydraulic Fluid Type Mineral Oil Rear Der/Shifter Compatibility Shimano Road Drivetrain Speeds 10 Front Der/Shifter Compatibility Shimano Road Adjustable Contact Point No Adjustable Reach Yes

Shimano Tubeless Rim Valve Parts

Bottom Bracket Compatibility: 30mm spindle only

Triple-pocket hollow construction with single stainless steel eyelets

BOX Four Prime 9 Groupset 8sp Multi Shift CheckoutSpec= Grip X DFour DUB is designed forIncludes 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 3rd party web sales must be an Authorized Dealer TECH SPECS model Box Four Prime 9 freehub type HG speed 8 range 11 42 shifter multi shift color black