Covered by Million Cycle Warranty

Heavy-Duty Commercial Design

Adjustable Tension and Horizontal Adjustment 

Easy to Adjust Closing Speeds

Ball bearings on top and bottom of the spring

Set includes one self-closing hinge and one dummy hinge (HDBY-SWM-SWM)

Yoke and Body have same dimensions as HDBY other than height

Available in Steel Weld-On

Patent Pending