Specification Color: Silver, Black Style: Modern Material: Steel Process: Galvanizing Assembly Required: Yes Air Working Pressure: About 5bar~12bar Intake Valve: 1/4" Sliding Hammer Size(D*L): 4.2*57cm/1.7*22.44in Large Suction Cup(D*H): 15.5*4cm/6.1*1.57in Medium Suction Cup(D*H): 11.8*4cm/4.64*1.57in Small Suction Cup(D*H): 8*4cm/3.15*1.57in Package Size: 43*16*6cm/16.93*6.3*2.36in Gross Weight: 2.3kg/5.07lbs Net Weight: 1.8kg/3.97lbs Package Included 1* Sliding Hammer 3* Suction Cups 12* Pull Tabs 1* Adapter for Tabs 11* Hot Glue Sticks Other Accessories for Use.