0051a Extension Spring Pulley 4" Zinc Plated Steel with Sheave Strap _ R5210

•  Extension spring pulley 4" zinc plated steel
    with sheave strap.
•  Typically used on older style large flat doors.
•  Fits common garage door brands such as: SteelCraft,
    Barcol, Garaga, Overhead Door, Clopay & more.
•  Door and Lock Surgeon Supply Calgary carries a
    variety of Calgary garage door spring pulleys
    to meet your garage door spring pulley
    Calgary needs.