Surly Stainless Seatpost Clamp - 30.0mm Bolt-On Black ModelNumber=H2139 Designed specifically for use with

Designed specifically for use with Campagnolo 11 speed drivetrains only Links 114 Drivetrain Speeds 11 Chain Connection Type Pressed Pin Color Silver Weight 235 Half Link Chain No Defined Color Silver

Material Aluminum Primary Color Gold Height Set Steerer Tube 1-1/8

}RockShox Vivid / Kage Coil Spring 550lb 9

3mm Depth - Hole 32 Brake Disc Type Tubeless Material Aluminum ERD 563mm Color Black Weight 510g

4 ISO 406 Bead Wire Tread/Sidewall Color Bk/Blk PSI 110 Weight (Grams) 895 TPI 60 Durometer Features Reflective Sidewall No

Surly Stainless Seatpost Clamp - 30.0mm Bolt-On Black ModelNumber=H2139 Designed specifically for use withSurly Stainless Seatpost Clamp is cast and polished and wont rust or chip paint because they cant (even the black ones!). Theyre shiny! They look good! And most importantly they deliver the clampability seatposts crave. 30. 0mm and 33. 1mm sizes Color: silver or black Material Aluminum Type Bolt On Color Black Diameter 30 Defined Color Black