TowSmart Adjustable Brass Coupler Lock Torx Key Set a durable rubber cap that

a durable rubber cap that keeps dirt out

including mirrors

2-1/2" & 2-9/16"

Using our best tech and design

TowSmart Adjustable Brass Coupler Lock Torx Key Set a durable rubber cap thatThe Brass Coupler Lock protects your boats, campers, trailers, equipment, and other valuable assets from theft. The coupler lock secures the trailer to the ball mount when in tow and provides superior protection to the trailer when it is left unattended. It is designed to fit 1 7 8 in., 2 in., and 2 5 16 in. couplers. It is easy to install, provides a tight and secure fit, and is made of corrosion resistant materials designed to withstand extreme