Product Description The crankbrothers Sterling is a compact aluminium mini-pump with universal valve head. Specifications:Design:mini-pumpType:high volume, high pressurePressure (max.):7+ bar (100+ psi)Valve Head:universal valve head (Smart Head) for Schrader , Presta and Dunlop, automatic adjustmentTechnical Information:Dimensions:171 mm lengthMaterial:aluminium (6061)Features:two-stage mode: stage 1 for large air volumes in a short time, stage 2 for high pressuresilver or black (Midnight Edition)Manufacturer Numbers:silver:14676midnight:16258Contents:1 x Weight: silver: 116 g Manufacturer: Crankbrothers 3100 W Segerstrom Ave Santa Ana CA 92704 USA info@crankbrothers.com Distributor: Cosmic Sports GmbH Leyher Straße 47 90763 Fürth Germany info@cosmicsports.de