Lower arm for US Tarp 4-spring tarping system is made of lightweight, ultra-strong aluminum. 60" long. Works on driver or passenger side.
Arm measures 60" long and 2 3/4" wide, expanding to 3 1/2" at pivot end. Brace measures 1/4" thick and is welded to either side of the arm, with two 1 5/16" holes to accommodate pivot pin and springs.
Image shows top end of one arm and bottom end of another.
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