Adjustable Floor Lock, Top Plate, 8 in.

Adjustable-Height Floor Lock, 6 1/4 in to 8 in For Caster Mounting Height, 5 in Floor Lock Retracted Height, 6 1/8 in to 8 in Floor Lock Extended Height, 4 in, 5 in, 6 in For Wheel Dia., M Mounting Plate Bolt Hole Pattern, 4-1/2 in x 6-1/2 in Mounting Plate Size, Steel, 3-3/8 in x 5-1/4 in Inside Bolt Hole Spacing, 3 in x 3 in Outside Bolt Hole Spacing