Coupler lock

Manufacturer & Part Number

•  Manufacturer Part Number: RTL003B 

Design & Construction

• Features a heavy-duty U-shaped “ball” lock made of high-strength A36 steel and aluminum construction for maximum cut and shear resistance 

• Includes a 3/4‑inch diameter U-bar and thickened, robust body designed to deter cutting attempts

Compatibility & Fit

• Universal and adjustable, offering 11 locking positions to fit couplers ranging from 1‑7/8″, 2″, to 2‑5/16"

• Total weight around 3.62 lbs, with a “T”‑shaped, powder‑coated body that’s both rustproof and weather-resistant 

Security Features

• Equipped with an upgraded lock cylinder and thicker keys designed to resist picking, prying, and drilling 

• Comes with two identical keys, each unit keyed uniquely so one lock’s key won’t open another 

• Includes a waterproof dust-cap protecting the keyhole and internal components for durability