Giant Oversized RV Level Trailer and 5th Wheel Leveler (Mounting Brackets Included) Giant Oversized RV Level Trailer and 5th Wheel Leveler (Mounting Brackets Included) This giant, 11" x 2 3/4", all-in-one RV level provides visual side-to-side & front-to-rear leveling assitance for trailers, 5th wheels & motorhomes Level Master can be viewed from the drivers seat Quick and Easy to Install 1-Year Warranty