Supply heavy duty welding hinge

Welding hinge piston hinge PH609, with grease fitting, 4'X1', 7'X1-1/2'
The Welding hinge piston hinge PH609 Information & Specifications
1.Material: Steel
2.Finishing: Self color or zinc plated
3.Size( Dia X Length):4'X1', 7X1-1/2'.
4. With a steel ball inside, and with grease fiting.
5.it is very popular in different market, because it load high weight and install easily.
6.This kind of welding hinge used both for left hand and right hand.
7.One pair hinge is two hinges, ordinary for one door.
8.Widely used for gates, electrial boxes, barbeque pits, heavy machinery doors and trailers.
9.We can produce according to customers' size.