Best price, high quality shutter door spring, roller shutter door spring

shutter door spring,garage door spring

material	high carbon steel	surface treatment	oiled
ID	77mm	OD	89mm
free length	580mm	direction	optional

 

We can produce various of springs whose wire diameter arrange from 0.08mm to 80mm as per customer's draiwngs or sample.

 

all our springs are customized spring,drawings or sample is a must and the springs are  for your reference, your drawings and samples are welcome!