Represent on your rock crawling or mud bogging rig with a Knuckle & Wrench Decal from Busted Knuckle Films. You work hard on your projects. Let everyone know with one of these nice Die Cut 13.5″ Wide x 6 ” High Wrench and Knuckle Decals. They look great on the windshield or back glass of your favorite tow rig. Get them as a present for that hardcore gear head on your list.