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- Trailer Security Set
- Keyed Alike
features
- Four pin tumbler cylinder helps prevent picking
- Keyed alike set includes coupler, coupler latch and receiver locks, Nos. 1473, 1475 and 377
- Fits both Class II and Class III/IV diameter receiver holes
- Hardened steel for improved cut and shear resistance - 1473 & 1475
- Chrome plated, zinc die cast body - 377
- Uses the Master Lock K1 key system
| Shackle Length | 7/8 in |
| Combination/Keying | Keyed Alike |
| Shackle Dia. | 9/32 in |
| Receiver Hole | 5/8 in, 1/2 in |
| Weight | 5.75 LB |
| EAN or UPC | 71649213229 |
