TRAILER TIRE CHOCKSTOPS THAT TRAILER FROM ROLLIN AWAYMagna Chock™ - Never Lose A Chock Again Powerful Magnet Attaches to Trailer Tough Natural Rubber Chock UV Resistant Bubba, at the boat ramp you know you can't just leave this on the fender, like this here'n pitcheer shows ya ! Maybe back in Grandpappy's days but not nowadays! Geez, it'd be gone long before yaz gots the worm on the end of the canepole! Hide it under the trailer rail! Use it when you park! Use it when you and Bubbette park under the stars up at Lover's point. You are's a lover ain't cha?