Our MaxxHaul Quiet Hitch Locking Pin will keep your ball mounts or other hitch mount accessories with hollow shank rattle-free and more stable and secure. 5/8" diameter pin with 2-5/8" long span or length is compatible for use with 2" x 2" standard hitch receiver. 90-degree lock design swivels 360 degrees for easy access. Easy press-on lock secures onto pin without key for convenient operation. Lock head features molded rubber jacket for better grip. Eliminate annoying hitch clanking noise and motions. Chrome finish to resist corrosion. Kit includes locking pin, wrench, magnetic block and 2 keys.