Square plates have a crowned profile to provide maximum stud support on rubber tracks. Aluminum plates give excellent support with less weight. 5/16" aluminum plates are .165" thick, 1-1/4" square. Packages of 24 or 96 plates.

Also available (call to order):
7mm & 5/16" Steel plates (Steel plates are through-hardened and plated with high quality steel zinc.)
7mm aluminum plates (.125" thick, 1-1/8")
Aluminum powder coated colors in red, green, yellow, blue, orange and anodized purple.