Silca Impero Ultimate II Frame Pump features a unique 2-stage head gasket to provide ultimate sealing and holding even when compared to lever chuck designs. Machined aluminum head with brass check valve ensures a lifetime of flawless use. Full aluminum barrel, handle and piston rod result in a pump that is competitive in weight with plastic designs while being significantly stronger, smoother and more durable. Version two has an adjustable fit to fine tune the length for additional security for all top tube lengths. All aluminum construction Leather piston gasket Brass check valve Fits tube sizes 25mm-60mm Silicone bumper for paint protection 256g-289g depending on size Item Specifications Color Black Defined Color Black Includes Gauge No Includes Mount Bracket No Length 270 Valve Compatibility Presta Weight 276 Silca Impero Ultimate II Frame Pump Frame Pump UPC: 810093160013