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For Maximum Trailer Weight
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Maximum Shackle Diameter
Hitch-Ball Couplers
For an easy towing hookup, bolt or weld these couplers to a trailer. They connect to the hitch ball on a vehicle and secure with a lever latch. Maximum trailer weight is the total weight being towed.
Straight couplers bolt to a single-channel trailer tongue.
A-frame couplers weld onto a two-channel trailer tongue set at a 50° angle.
Couplers with a lockable lever help prevent accidental uncoupling while driving. They have a hole in the latch, so you can secure it with a pin, padlock, or coupler lock (sold separately). Some couplers include a pin.
Bolt On—Straight

Couplers | |||||||||||||||
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Overall | Mounting Hole | Coupler Locks | |||||||||||||
For Max. Trailer Wt., lbs. | For Tongue Wd. | For Ball Dia. | Lg. | Wd. | Ht. | Mounting Fasteners Included | Dia. | Ctr.-to-Ctr. | Features | For Max. Shackle Dia. | Specifications Met | Each | Each | ||
2,000 | 2" | 1 7/8" | 8 3/4" | 3 5/8" | 3 5/8" | No | 3/8" | 2 1/4" | Lockable Lever | 5/16" | SAE J684 | 000000 | 000000 | 000000 | 000000 |
3,500 | 2" | 2" | 11" | 4" | 4 1/8" | No | 1/2" | 3 1/16" | Lockable Lever | 5/16" | SAE J684 | 000000 | 00000 | 000000 | 00000 |
3,500 | 3" | 2" | 10 7/8" | 4 1/4" | 4 1/8" | No | 1/2" | 3 1/16" | Lockable Lever | 5/16" | SAE J684 | 000000 | 00000 | 000000 | 00000 |
6,000 | 3" | 2" | 10 3/8" | 3 3/4" | 4 1/8" | No | 1/2" | 3" | Lockable Lever with Pin | 5/16" | SAE J684 | 0000000 | 00000 | 000000 | 00000 |