Expands from 14” x 14”(360mm x 360mm) to 36” x 36” (910mm x 910mm)square maximum and 20” x 52”(510 x 1320mm) rectangular maximum 700lb./320kg capacity Tough, powder coat finish Move anywhere with ease Fit most woodworking and metalworking machines Stable 4 wheel design Heavy duty 3” diameter swivel wheels with ball bearing Heavy duty 4” rear supporting wheels Easy operated lock system to lock machines to the floor