RockShox Rear Shock Damper Shaft Assembly - Super Deluxe Air 2018-2020 37.5-45mm B1-B2 MFPN=HBSP421PU Rings 50/39/30 Defined Color Gray

Rings 50/39/30 Defined Color Gray Spindle Interface Type Shimano Hollowtech II Chainring BCD 110 Shimano Asymmetric Chainring BCD 74 Shimano Asymmetric Color Gray Chainline/Hub Compatibility 130 Hubs Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Drivetrain Speeds 10 Number of Chainrings Triple Crank Intended Use Road Pedal Spindle 9/16" BB Included No Crank Length (mm) 170

8 Clamp +/-25 1 1/8" Aluminum Blast Black B2

Pressure Relief Valve upgrade kits available

Pairs best with a Scorpion E-MTB M up front

RockShox Rear Shock Damper Shaft Assembly - Super Deluxe Air 2018-2020 37.5-45mm B1-B2 MFPN=HBSP421PU Rings 50/39/30 Defined Color GrayRockShox Rear Shock Damper Shaft Assembly Super Deluxe Air (2018 2020) 37. 5 45mm B1 B2. Air Damper Shafts for repair and maintenance of Rockshox rear shocks.