The ProClass Heavy Duty Coupler Lock protects your boats, campers, trailers, equipment, and other valuable assets from theft. The Coupler Lock is designed to fit 1-7/8 in., 2 in., and 2-5/16 in. couplers and provides multiple locking positions. It features a 9/16 in. heavy gauge locking bar and fine-tooth adjustment, and a round key locking cylinder for greater security and theft deterrence. Simply slide the ball into the coupler, connect the heavy-duty shackle, and use the included key to lock into place. Easy to install, provides a tight and secure fit, and is made of corrosion-resistant materials designed to withstand extreme weather. The bright finish is highly visible to discourage others from tampering with your trailer.

• Protect your boats, campers, trailers, equipment, etc. from theft
• Simple installation and removal
• Heavy-duty, corrosion-resistant finish withstands extreme weather