Item specifics: Type: Hand Pump Stirrup Normal working status: Inflating 20 time Quick connector: 8mm Pump body material: Stainless Steel Length (approx.): 620mm Closed, 1070mm Open Max. pressure: 4500psi/310bar/31mpa Output nut: M10x1 1, Flexible micro-bore hose for convenient filling 2, Come with O-rings and other complete accessories 3, Comes flat packed with full instructions and tools to assemble 4, Precision pressure gauge for monitoring pressure level 5, High grade 304 stainless steel pump body is more safety than iron body sold by other sellers 6, All spare parts use advanced CNC technology 7, Bleed valve to prevent oil and water into your equipment 8, Ergonomically designed handle for comfortable use 9, Folding footplate for space saving and easy storage