Barrel, handle, piston, end caps and mounting bracket made entirely of CNC machined aluminum Inflates tires with 20% fewer strokes than traditional hand pumps due to the HP (High Pressure) design Equiped with the ABS (Air Bleed Equipped) Speed Flex hose: Presta only Max: 160psi Weight: 82g (small), 96g (medium), 110g (large)