garage door torsion spring

.... When the is closed, the is wound. The is secured to a anchor bracket on one end and to the shaft on the other. When the...

Adjustable The common function of a is to twist and then come back to its o...

Industrial Overhead Double Specification Wire diameters from 0.08mm -10.0mm type Compression ,Extension ,Tors...

... Roller Shutter Product Description heat preservation, insect prevention, noise reduction, deodorization, indoor barrier ...

... Lock Powder Heavy Duty Description belong to the category of spiral can store...

... LT 8 3.4 24.51 RT 8.5 3.4 26.11 LT 8.5 3.4 26.11 RT 9 3.4 27.71 LT 9 3.4 27.71 RT 9.5 3.4 29.33 L...

Industrial Sectional Door, The Door Panel Steel Plate Is Made Of 0.4mm Galvanized Steel Plate What materials are industrial doors made of? The door pa...

Introduction and Functions of NCR S2 Reject Cash Box​ The NCR S2 Reject Cash Box is an essential part of the NCR S2 cash handling system, playing a vi...

... Open Style Overhead lift Including 2" galvanised hardware, 3" galvanised hardware, , Tension, Rear type Safety Optional broke...

... Glass 16X7 18X8 Clear Roll Up Used Commercial Plexiglass Fiberglass Side Sliding Application Residential House, Villa Open Style...

... , Easy To Operate Contemporary Product name Modern durable pulley aluminum prices Internationa...

...use such because its higher running speed, high operation frequency, good thermal insulation, and low maintenance,compared with tradtional ro...

... : The guide rail is assembled by aluminum profile and nylon bent rail. It is vertically pushed and pulled up and down. It is convenient and fl...

... Hot Dip Galvanized Steel Sheet System Technical Data Panel width within 410mm Panel thickness 40mm/50mm Panel material PC glas...

Manual Operation Steel Roller Shutter / Push Up & Down Rolling Shutter (SM001) Basic info box + counter Manua...

Precision Spiral Stainless Steel Specification: 1.Material carbon steel(SWC),Alloy steel SEA9260/9254/6150/SUP9/SUP10/SUP12,51CrV4,sta...

... sheets, extraordinaruy galvanized orbit, durable guide rollers and well performance balance system. It is sturdy, durable and b...

... can be used (e.g.; transparent corrugated fibreglass) where strong impact resistance is not required. Corrugations give the strength against ...

... diameter Above 1mm Length Free length as your request Total coils The total number of coils can be done as your request Type of ends Double torsio...