RockShox SID XX Solo Air 120 - mm, (Maxle Lite 15, Tapered Steerer, (26 - Inch), XLoc Remote Right, White) Motion Control DNA damping mechanism is lighter than its predecessors while still offering smoother, more consistent damping performance 120mm of Solo Air travel uses a single Schrader air valve to simultaneously fill both positive and negative air chambers, simplifying suspension setup and retaining the lightweight and plush ride of Dual Air Damping adjustment: External rebound, open and lockout with Floodgate via XLoc remote Maxle Lite 15 and tapered aluminum steerer tube for precise steering control 1507g