Coupler Lock,Universal
Bright red finish discourages thief's from messing with your trailer
Advanced locking mechanism resists picking and prying
Resists rust and corrosion; Simple installation and removal

 
 The Master Lock No. 389DAT features a universal trailer coupler lock, designed to fit most 1-7/8in (48mm), 2in (51mm) and, 2-5/16in (59mm) couplers. The advanced locking mechanism provides resistance to picking and prying. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.