Zipp SL Speed Stem - 90 mm 31.8 Clamp +/-6 1 1/8" Matte Black B2 Model=Pro Conical Headset Cartridge Type Threaded Included Cartridge

Cartridge Type Threaded Included Cartridge Yes

Schwalbe Racing Ralph is a pure racing tire

4 Seatpost Diameter 25

5 Disc Black 32H

8mm 42cm Matte Black A2

Zipp SL Speed Stem - 90 mm 31.8 Clamp +/-6 1 1/8" Matte Black B2 Model=Pro Conical Headset Cartridge Type Threaded Included CartridgeZipp SL Speed Stem 90 mm 31. 8 Clamp + 6 1 1 8" Matte Black B2. Zipps SL Speed stem represents the essence of carbon componentry. Its stiff secure and light weight with a sleek design that compliments any bike. Unidirectional carbon Includes stiff aluminum faceplate and titanium hardware Torx T25 heads for precise torque readings and ease of adjustment TECH SPECS Stem Angle (deg) +6 Stem Angle (deg) 6 Length 90 Bar Clamp Diameter (mm) 31. 8 Color