Master Lock Trailer Coupler Lock 1-7/8" & 2" Size:1-7/8" & 2" Polystyrene construction

Polystyrene construction

Set includes 5/16-Inch straight

Installation: 3-hole 4" installation

Sizes Individually Marked On Setting Tool & Coded With Lines On Anvil

Master Lock Trailer Coupler Lock 1-7/8" & 2" Size:1-7/8" & 2" Polystyrene constructionThe Master Lock No. 377DAT features a trailer coupler lock, designed to fit 1 7 8in (48mm), 2in (51mm) and most 2 5 16in (59mm) trailer 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. Fits 1 7 8in (48mm), 2in (51mm) and most 2 5 16in (59mm) trailer couplers Advance locking mechanism resists picking and prying Easy to install and remove