RockShox Rear Shock Damper Shaft Assembly Super Deluxe Air 2018 2020 67.5 75mm B1 B2 CheckoutTitle=DT Swiss A 1800 Spline 30 Rear Wheel 700c Defined Color Black Rings 30 Defined Color Black Rings 30 Spindle Interface Type SRAM DUB Chainring BCD Direct Mount SRAM Color Black Chainline Hub Compatibility 170 177 Hubs Drivetrain Speeds 12 Drivetrain Speeds 11 Drivetrain Speeds 10 Number of Chainrings Chain Retaining Single Crank Intended Use Mountain BB Included No Pedal Spindle 9 16" Crank Length (mm) 170 Brass swivel ends on both ends of the hose list style position:outside Air Damper Shafts for repair and maintenance of Rockshox rear shocks