1 Set 20inch 89lbs/400N Black Lift Supports Struts Shocks Gas Spring with Ball Stud Mounting Bracket Universal for RV Car Truck Boat M6x37mmx90mm Material: nickel-coated iron

Material: nickel-coated iron

Product Name: Diamond Core Drill Bit

4 x Door Hinge (Screws are not included)

10pcs x Fastening Screw

Shaft Length(do not include the Screw Thread parts):  15

1 Set 20inch 89lbs/400N Black Lift Supports Struts Shocks Gas Spring with Ball Stud Mounting Bracket Universal for RV Car Truck Boat M6x37mmx90mm Material: nickel-coated ironFeature: Easy to install with simple hand tools in just few minutes. The gas springs are powerful, can support small,medium to heavy object. Such as car window, car bonnet or car tailgate. With easy fittings to any surface, just attach and lift, your gas spring lifts and hold the weight objects. This gas spring is universal, which fits for RV window, car hood and trunk, pickup truck tonneau cover, tailer cover, bus luggage door, motorcycle seat cover