Hopkins Hopkins 11935 EZ Lift Rider Ramp Size: 11" x 16.50" x 30"; Skid resistant feet and grip points for use on concrete or grass; Lightweight, made of durable, rust-proof materials; Design provides 6" of lift with unobstructed access for mower maintenance such as blade removal, oil changes and more; Hanging or stackable storage; Holds 500 pounds per pair; Not for vehicle use; Riding lawn mower;