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Feature

LOCK APPLICATION: Best used for vehicles, trailers, and RV hitch locks
EASE OF USE: Trailer lock is easy to install and remove; Rekeyable cylinder for keyed-alike convenience
DURABLE DESIGN: Trailer coupler resists rust and corrosion; Advanced locking mechanism resists picking and prying
SPECIFICATIONS: Fits 1-7/8 in., 2 in. and most 2-5/16 in. couplers
INCLUDES: One coupler lock, two keys

Description

The Master Lock No. 379ATPY features a universal trailer coupler lock, designed to fit 1-7/8in (48mm), 2in (51mm) and most 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.