ARIES 2055140 VersaTrac Running Board Bracket Covers, 4 Pack Reducer Prevents trailer ball from being 49535 Prevents trailer ball from being inserted into the coupler Fits 1 7 8" and 2" flat and rolled lip couplers Features a strong aluminum body for reliable security Protected by a grey powder coat finish Includes two keys for added convenience Limited lifetime warranty (one year finish Fits trailer hitches with a 2 1 2" x 2 1 2" receiver tube opening Couples to 2 5 16" couplers or lunette eyes with a 2 1 2" or 3" inside diameter Spring loaded locking arm for secure coupling Constructed from solid Grille guard may interfere with forward facing cameras or sensors It features a tough