The First Name in Quality Couplings


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100-4H Saf-Tite Slack Reducing Coupling

The Saf-Tite 100-4H has the same popular mounting bolt pattern as our 2400H & 470H models.


100-4H Coupling & 271 Thimble.
100-4HA Kit 100-4H Coupling, 508 Bolt Kit, 281 Air Chamber, 467 Air Chamber Adapter Bracket, 271 Thimble.
100-4HA-2 Kit Same as 100-4HA Kit, without the 508 Bolt Kit.


Maximum Gross Trailer Weight 110,000 lbs. (49,896 kg)
Maximum Tongue Weight 20,000 lbs. (9,071 kg)
Ultimate Latch Capacity 20,000 lbs. (9,071 kg)
Maximum Eye X-Section 1 13/16 in. (46 mm)
Minimum Eye Opening 2 3/8 in. (60 mm)
Unit Weight 35.1 lbs. (16 kg)

100-4H Coupling Parts Available

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Warning: For any changes that you might make please refer to our technical documents.