This double action hand pump is powerful and easy to operate. Max capacity can reach 210 psi and it is compatible with Presta and Schrader. Dual action means you can inflate the tire when both push and pull only with half effort. A great pump for cyclists.Features:Made of CNC machined high strength aluminum alloy、 solid and durable.Compatible with Presta and Schrader、 easy to operate without adapter.Max capacity can reach 210 psi、 powerful enough to inflate your bike tire. Dual action、 inflating bike tire when you both push and pull.With a ball needle to inflate soccer balls、 basketballs and more.With a mounting bracket、 easy mounting to bicycle.Specifications:Material: 6063 Aluminum alloy + rubberMax capacity: 210psi / 15barItem weight: Approx.70g / 2.49ozItem size: 17.1 * 2cm / 6.7 * 0.8in (L * D)Package weight: 112g / 3.96ozPackage size: 24.5 * 9 * 3.2cm / 9.6 * 3.5 * 1.3inPackage List:1 * Double Action Hand Pump1 * Ball Needle 2 * Screw1 * Mounting Bracket