Get the best pricing for your purchase of our CurtHD and our C-Channel Lock. The large majority of CurtHD style couplers are on adjustable channels and this Combo will have your trailer protected with two keyed alike Trimax puck locks, with upgrades available.

CURT HD LOCK

3/16 welded steel construction with a no-nonsense design which fully encompasses the ball head of a Curt Heavy Duty Adjustable coupler.

C-CHANNEL LOCK

This lock fully protects adjustable couplers from being removed from the C-Channel. Includes spacer washer to be used with certain “non step-back” puck locks, a grade 8 bolt (with a hole drilled through the end), and a snap ring.