Holmes Spring Manufacturing P728C Extension Spring, 1-5/16 in OD, 28 in OAL, Steel, Plug End, 90 to 150 lb

Replacement springs for use with garage door hardware assemblies. Plug end type. Connector included. Two P928C springs can support up to 75 lb. Two P728C, P730C or P732C springs can support 90 to 150 lb. Two P528C, P530C or P532C springs can support 105 to 175 lb. Two P328C springs can support 125 to 250 lb.