Master Lock 379ATPY Universal Trailer Coupler Lock

Description

• Universal trailer coupler lock fits 1-7/8″ (48mm), 2″ (51mm) and most 2-5/16″ (59mm) couplers
• Rekeyable cylinder for keyed alike convenience
• Advance locking mechanism resists picking and prying
• Easy to install and remove
• Resists rust and corrosion