General description The ROCKSHOX FORK DECAL KIT - SID SL ULTIMATE 27/29 (2021) features a stylish matte copper foil and high gloss black design, enhancing the aesthetic of your bike while providing durability. Technical specifications BB-frame interface: PressFit (MTB: 89/92mm) Crank-BB interface: DUB Bearing type: Standard Spindle diameter: DUB Spindle length: n/a Chainline: n/a Support E-type FD: n/a Cup material: Steel ISO 4210 compliant Other information Significantly lighter than PFGXP system Easier installation by allowing you to press the bearing cups into the frame See Declaration of Conformity for details