Product Description Technical Information:Material:aluminium Al 7075Length:400 mmDiameter:27.2 / 30.0 / 31.6 or 31.8 mmSetback:24 mmClamp:2-bolt clampOther:high-strength and corrosion resistant Dacromet bolts, laser engraved Procraft logo, continuous saddle angle adjustmentModel Index / Manufacturer Numbers:silver / 27.2: Diameter: 27.2 mmColour: silverManufacturer Number: 11311624 silver / 31.8: Diameter: 31.8 mmColour: silverManufacturer Number: 11311630 black / 27.2: Diameter: 27.2 mmColour: blackManufacturer Number: 11311634 black / 30.0: Diameter: 30.0 mmColour: blackManufacturer Number: 11311636 black / 31.6: Diameter: 31.6 mmColour: blackManufacturer Number: 11311638 black / 31.8: Diameter: 31.8 mmColour: blackManufacturer Number: 11311640Contents:1 x Procraft Classic 2Bolt 400mm seatpost Manufacturer: Procraft (Messingschlager GmbH & Co. KG) Hans-Heinrich-Sievert-Str. 10 96148 Baunach Germany info@procraft.de