Double polyurethane tread on aluminum core
Two wheels in one
Hard tread 70D makes it easy to push
Soft tread 80A prevents the cart from sliding
Mechanical Inter Lock has the tread locked into the
aluminum core radially and laterally to prevent separation

Dimensions:
6" x 2" and 8" x 2" (150 x 50 to 200 x 50mm)
Load capacity:
500 to 600 pounds (227 to 273 kg)

Also available:
Swivel and rigid casters
6" x 2" and 8" x 2"