Product Description The spare clamp set for Specialized seatposts - For carbon and aluminium rails The Specialized spare clamp set contains special clamp heads for all Specialized road seatposts with cylindrical wedge clamp construction with single bolt, e.g. S-Works SL Pavé or Venge Carbon. This is a clamp for 7 x 7 mm standard seatposts and a clamp for 7 x 9 mm carbon seatposts, both made of anodised aluminium. Its optimised design ensures a better load distribution and reliable hold. Technical Information:Material:aluminiumCompatibility:Specialized road seatposts with cylindrical wedge clamp construction with a single bolt: Shiv CarbonS-Works CarbonCG-R CarbonS-Works SL Pavé CarbonCommand Post XCPVenge Carbon Saddle Rails: 7 x 7 mm (standard)7 x 9 mm (oval)Features:revamped design for better clamping and perfect holdanodisedManufacturer Number:2812-9050 Contents:, consisting of: 1 x clamp base, 2-piece1 x alloy clamp attachment (7x7), 2-piece1 x clamp attachment carbon (7x9), 2-piece1 x bolts1 x bolt Manufacturer: Specialized Germany GmbH Hauptstraße 4 83607 Föching Germany www.specialized.com/contact-us