Differences between the two series has to be with square nose, tapered nose, thickness of rib, dia of tubing.
Heavy duty 1/4" thick steel strap|Available with grease fitting|3 or 4 mounting holes|1 1/2" offset.
A1-5884-GU | Grease fitting. | View Drawing |
A1-5885-U | Heavy duty hinge assembly with three mounting holes in strap. | View Drawing |