COUPLER LOCK KEY CODE 034

Name: COUPLER LOCK KEY CODE 034
Brand: Master Lock
SKU: M014 378KEYALIKECODE0340
Price: 47.08 USD
Availability: InStock

$47.08

SKU: M014 378KEYALIKECODE0340

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Non-Returnable Item

Description

COUPLER LOCK KEY CODE 034

MIA's Description

The Master Lock 378DAT is a trailer coupler lock designed for 2-5/16in (59mm) trailer couplers. It features an advanced locking mechanism to resist picking and prying. This lock is easy to install and remove, and is built to resist rust and corrosion.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	Master Lock
Part Number	M014 378KEYALIKECODE0340

Videos

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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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