Door closer: Finish: sliver gray Material: aluminium alloy max door width:800mm max door weight:30KG Door closer, floor spring, floor hinge 1.our door closer uses aluminum alloy preciaion die-cast body for excellent quality and worry-free application. 2.our door closer uses advanced and durble gasket,with oil leak rate lower than 1/1000 3.perfect matching between transmitted poston and gear,with special high intension material to ensure closer to work durable, quite and high efficient. 4.quality carbon steel is used piston structure. 5.to allow stable transmission & quiet can be installed on left/right hand door, without adjustment. 6.with two independent adjustable valves, which can be adjusted closing range at 180 degree to 15 degree and 15 degree to 0 degree 7.we can make finish color of silver, brown, gloden, white, black or as customer's request. 8.packing:1 pcs/box,10pcs/carton or as customer's request. 9.can make screen printing, laser or casting of your brand on the body. 10.door width for800mm. door weight for 30kgs 11.hold open:alternatively place of origin:Guangzhou We are special in door closer, floor spring, door handle, door clamp, shower hinge,etc. Payment T/T 30% to confirm order,70% balance paid upon the copy of the B/L. Dekuvert:by sea, by air,etc. Package:poly bag packaging and export box, body and accessories separate to keep the good surface. For more products, please mail us for full catelogue