Master Lock 8280D Set-Your-Own Combination U-Lock, 7-3/8 x 7-1/2-inch Hardened steel set-your-own combination lock Snap down dust cover protects combination dials from natural elements Includes carrier bracket for storage convenience $1000 anti-theft guarantee 7-3/8-inch-by-7-1/2-inch-by-4-3/16-inch