Sea-Dog Brass Plated Coupler Lock - 2 Piece [751030-1] Brand_Shurhold and the stainless steel float

and the stainless steel float arms and pivot adjust 140mm to 400mm

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For ceiling thickness of up to 5"

Looks and Runs like New

Sea-Dog Brass Plated Coupler Lock - 2 Piece [751030-1] Brand_Shurhold and the stainless steel floatBrass Plated Coupler Lock 2 Piece Designed for theft deterrence, coupler locks also provide an additional level of security to prevent accidental uncoupling while in transit to better protect your trailer. Corrosion resistant brass plated zinc construction. Two piece design for better access in hard to reach places. Fits most coupler sizes. Includes two keys. WARNING: This product can expose you to chemicals which are known to the State of California