Replacement Barrel Lock Set & Plastic Security Ball Replacement Barrel Lock Set & Plastic Security Ball For ALKO Ak301/351 Couplings Replacement barrel lock for ALKO AK301 & AK351 couplings Easily installed with allen key provided Lockable hitched or unhitched Includes dummy ball to block the coupling and prevent tow-away theft when trailer is unhitched Supplied with 2 keys Part number 2019L BRIAN JAMES
