TRIMAX COUPLER LOCK UMAX100 U-Bolts. Designed to withstand high pulling

Designed to withstand high pulling forces during heavy-duty tasks

9K is a suspension spring designed for use in trailer axles

corrosion resistance

Constructed from high-strength steel to handle heavy-duty towing

professional look

TRIMAX COUPLER LOCK UMAX100 U-Bolts. Designed to withstand high pullingThe Trimax UMAX100 Coupler Lock provides maximum security for your trailer's coupler when it's not in use. Heavy duty design with an all metal construction for enhanced durability. Fits most coupler types, including 1 7 8", 2", and 2 5 16" sizes. Patented dual locking system for added protection against theft. Highly visible bright yellow powder coated finish acts as a theft deterrent and resists corrosion. Comes with a solid steel locking bar and a