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Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike … (Pack of 2)
✅ In stock
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Grade
Analysis Confidence
5%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 18, 2026 5:32 PM · Prices & availability subject to change
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📝 Product Overview
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Product Details
✓The information below is per-pack only
✓Keyed Alike - One key opens all three locks. See details in the description field below.
✓We can not match two different lock sets to the same key number.
✓Coupler lock fits 1-7/8", 2" & 2-5/16" couplers.
✓Receiver lock comes with two pins, a standard 5/8" and a 1/2" pin for class I & II receivers having 1-1/4" wide tubes.
✓Stainless steel latch lock is a universal size, 9/32" diameter.
⚙️ Specifications
Brand
Master Lock
Item dimensions L x W x H
8.2 x 9.3 x 4.4 inches
Material
Stainless Steel
Recommended Uses For Product
Trailer hitch, couplers, and receiver tubes
Style
Industrial
Brand Name
Master Lock
Included Components
Unit^Instruction Guide
Model Number
3794DAT
Model Name
Coupler Lock, Stainless steel
Manufacturer Warranty Description
1 year manufacturer
Number of Items
2
