Master Lock 377ka-0313 Trailer Coupler
$37.99
Deal ends Oct 16, 2026
About This Deal
Trailer Coupler Lock, Designed To Fit 1-7/8", (48mm), 2" (51mm) & Most 2-5/16" (59mm) Trailer Couplers, Advanced Locking Mechanism Provides Resistance To Picking & Prying, Keyed To 0313, Uses Master Lock Key Blank K1BOX Or Ilco Blank M1 TV #320-952.Fits 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) trailer couplersAdvance locking mechanism resists picking and pryingEasy to install and removeResists rust and corrosionKeyed AlikeMarine & Offshore SecurityTrailers, Trucks, & TowingTrailers, Vans & Moving TrucksProduct Number: 377KADescription: Keyed Alike, Retail Carded PackagingMaster Carton Qty: 4Color: Silver
Key Features
- ✓ 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
- ✓ Resists rust and corrosion
- ✓ Keyed Alike
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Technical Specifications
- Master Lock 377ka-0313 Trailer Coupler Lock
Purchase Limit: 3 per customer
Shipping Information
Standard Shipping
Not available in: AK, HI, AA, AE, AP, AS, FM, GU, MH, MP, PW, PR, VI
PO Box shipping not available
Two-Day Shipping
Not available in: AK, HI, AA, AE, AP, AS, FM, GU, MH, MP, PW, PR, VI
PO Box shipping not available
One-Day Shipping
Not available in: AK, HI, AA, AE, AP, AS, FM, GU, MH, MP, PW, PR, VI
PO Box shipping not available