Having achieved our registration with the International Standards Organization ISO 9001, the Collier team is offering a complete line of quality built Springs and Hardware. We supply Track, Top Brackets, Struts, Packaged Hardware Sets, Wind Load Hardware, Spring Fittings, Spring Anchor Plates, Splice Plates, Sheave Straps, Sheaves, Shafts, Rollers, Low Headroom Components, Jamb Brackets, Hinges, Lock Components, Fasteners, Exhaust Ports, Door Handles, Couplers, Chain Hoists, Cable & Accessories, Bottom Brackets, Bearing Plates, Bearings, & Angles to the overhead door industry.
We specialize in manufacturing ASTM A229 class 2 oil tempered, round and square wire torsion springs for the overhead door industry. Through research and development with the steel wire manufacturer Sivaco, we also offer our premier line of Galvanized (Sivaco series 9001) torsion springs.
We also have a complete line of Package Sets, custom built to your specifications, helping you to know real costs and allowing you to calculate positive profit margins.
The damaging effects of hurricanes prompted our entry into the wind load hardware markets. We now offer a full line of approved wind load hardware packages.
So whether your looking for springs or hardware, we can provide for your needs, we've been doing it for over 50 years.