For more information on the best trailer hitch locks ... This coupler lock features a type A key, which is a spring-loaded, seven-pin high-security key. This helps resists attempted drill outs.

More than 140,000 trailer ... affected hitch receiver locks free of charge. The recalled mechanisms will be replaced with a single-piece design instead of the two-piece pin that caused the issue.

(KNWA/KFTA) — Over 145,000 trailer hitch ... lock can lose retention over time or under certain circumstances, the notice explains, which could cause the lock to loosen and separate from the pin.