Description
Overview
Curt 21581 Hitch Pin (61231400501) is designed for securing ball mounts and hitch-mounted accessories to Class 3, 4, and 5 trailer hitches.
| MPN | 61231400501 |
|---|---|
| Pin Diameter | 5/8 inch |
| Weight | 0.66 lb |
| Material | Steel |
| Finish | Zinc coating |
| Compatible Shank Sizes | 2″ and 2-1/2″ |
Technical Features
- 5/8-inch steel pin diameter provides secure retention for heavy-duty towing applications
- Zinc finish coating delivers corrosion resistance for extended outdoor exposure
- Standard retainer hole accommodates the included safety clip for double-lock security
- Steel construction ensures structural integrity under trailer loading forces
- Universal compatibility with 2″ and 2-1/2″ receiver shanks maximizes application range
Applications
- Ball mount installation on Class 3 trailer hitches (up to 5,000 lbs GTW)
- Ball mount installation on Class 4 trailer hitches (up to 10,000 lbs GTW)
- Ball mount installation on Class 5 trailer hitches (up to 12,000 lbs GTW)
- Securing hitch-mounted accessories including bike racks and cargo carriers
- Replacement pin for existing trailer hitch systems requiring 5/8″ diameter retention
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