Master Lock 3794DAT Trailer Lock. Trailer Coupler & Receiver Lock Combo Pack

The Master Lock No. 3794DAT features a trailer coupler lock. receiver lock and trailer coupler latch lock. The trailer coupler lock fits 1-7/8in (48mm). 2in (51mm) and most 2-5/16in (59mm) couplers. The receiver lock includes the Push to Lock locking mechanism. easily used by pushing the lock body firmly onto the pin and removing the key. The Weather Tough seal and water tight cap provides additional protection from moisture and dirt. The coupler latch lock adjusts from 9/16in (14mm) to 2-3/4in (70mm) for added application flexibility. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.   
   
Master Lock 3794DAT Trailer Lock. Trailer Coupler & Receiver Lock Combo Pack:

• Best used for vehicles. trailers. and RV hitch locks
  
• Receiver lock features convenient Push to Lock locking mechanism: push lock body firmly onto the pin and remove key
  
• Weather Tough seal and watertight cap provide protection from moisture and dirt
  
• Stainless steel trailer coupler lock adjusts from 9/16 in. to 2-3/4 in.; Fits 1-7/8 in.. 2 in. and most 2-5/16 in. couplers
  
• Includes one trailer coupler lock. one receiver lock. one trailer coupler latch lock; two keys (both keys open all three locks)