CURT Trailer Hitch Pin: 2 in Compatible Hitch Size, 5/8 in Pin Dia, III/IV/V
The CURT Trailer Hitch Pin (MPN 21505) is a Class V steel pin with a 5/8 in diameter and 5 7/8 in overall length, designed for 2 in compatible hitch sizes. It includes a hitch clip and features a zinc-plated finish…
SKU 3G-OTH-485386
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Product Description
The CURT Trailer Hitch Pin (MPN 21505) is a Class V steel pin with a 5/8 in diameter and 5 7/8 in overall length, designed for 2 in compatible hitch sizes. It includes a hitch clip and features a zinc-plated finish. 3G Electric interprets demand and delivers this genuine CURT product across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the CURT Trailer Hitch Pin 21505 used for?
The CURT 21505 secures a trailer coupler to a 2 in hitch receiver, rated for Class III, IV, and V towing. Its 5/8 in diameter steel pin and zinc-plated finish resist corrosion, making it suitable for heavy-duty trailers, boat trailers, and equipment hauling.
What are the specifications of the CURT 21505 hitch pin?
The CURT 21505 is a Class V steel hitch pin with a 5/8 in diameter and 5 7/8 in overall length, designed for 2 in compatible hitch sizes. It includes a hitch clip and has a zinc-plated finish. The manufacturer part number is 21505.
Where to buy the CURT 21505 hitch pin worldwide?
3G Electric supplies the genuine CURT 21505 hitch pin worldwide. We handle full logistics, customs clearance, and delivery to your location. As a global industrial solutions provider, we source and deliver this pin across 14 departments, including specialist expertise in combustion, pumps, and controls.
How to install the CURT 21505 trailer hitch pin?
Insert the CURT 21505 pin through the aligned holes of the hitch receiver and trailer coupler until the clip groove is exposed. Secure the included hitch clip over the groove. Ensure the pin is fully seated and the clip is locked before towing. Always follow the vehicle and trailer manufacturer's instructions.
Used in
Common applications for CURTCURT Products
3G Electric supplies CURT pin & clips. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









