5 5mm roll up garage door springs

{"cid":"91136630","title":"Roller Door \/ Garage Door Opener Tension Spring With High - Performance","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/1b\/0106382b0501324045923d2296d8-200x200-1.jpg","attrs":{"Price":"$1-5$","Brand Name":"bluesteel","Minimum Order Quantity":"25T","Delivery Time":"30days","Certification":"SGS,CE","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"500T\/per month","Packaging Details":"with plastic bag."}}

{"cid":"91224608","title":"65Mn Material Roller Shutter Door Spring Steel Strip With 45-48HRC Hardness","imgUrl":"https:\/\/img.chinax.com\/nimg\/0d\/f9\/3e66f15479eb56d18fcbaa6f9e0d-200x200-1.jpg","attrs":{"Brand Name":"xinchengwei","Minimum Order Quantity":"30 volumes","Delivery Time":"5-15working day","Place of Origin":"China","Payment Terms":"L\/C,D\/A,D\/P,T\/T","Supply Ability":"100000","Packaging Details":"carton packaging","Product Name":"Roller Shutter Door Spring Steel Strip","Usage":"Industrial, Rolling Doors\/Shutter Doors\/Garage Doors","Thickness of strip":"1.2mm, 1.3mm, 1.4mm, 1.5mm, 1.6mm, 1.8mm","Width":"40mm, 45mm, 50mm, 55mm, 60mm, 70mm","Hardness":"45-48HRC","Surface":"Gray blue","Edge":"Rounded","Material":"65Mn","Surface Treatment":"Oiled","Packing":"Pallets"}}