CURT Trailer Hitch Pin: 2 in_1 1/4 in Compatible Hitch Size, 1/2 in Pin Dia
The CURT Trailer Hitch Pin (MPN 21561) is a steel pin and clip assembly with a 1/2 in pin diameter, zinc-plated finish, and compatibility with I/II/III/IV hitch sizes. It includes a 5/8 in pin hole adapter and is…
SKU 3G-OTH-485405
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Product Description
The CURT Trailer Hitch Pin (MPN 21561) is a steel pin and clip assembly with a 1/2 in pin diameter, zinc-plated finish, and compatibility with I/II/III/IV hitch sizes. It includes a 5/8 in pin hole adapter and is rated for Vehicle Class II. 3G Electric interprets your demand, sources this genuine CURT component, and supports your order across 14 industrial departments — with specialist depth in combustion, pumps and controls.
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 21561 used for?
The CURT Trailer Hitch Pin 21561 secures a trailer coupler to a hitch receiver. It fits Class I, II, III, and IV hitches with a 1/2 in pin diameter and includes a 5/8 in pin hole adapter for versatility. 3G Electric sources this genuine CURT component for industrial and towing applications worldwide.
What are the specifications of the CURT 21561 hitch pin?
The CURT 21561 is a steel hitch pin with a zinc-plated finish, 1/2 in pin diameter, and compatibility with I/II/III/IV hitch sizes. It includes a 5/8 in pin hole adapter and is rated for Vehicle Class II. 3G Electric supplies this genuine CURT part across 14 industrial departments.
Where to buy the CURT 21561 trailer hitch pin worldwide?
3G Electric supplies the genuine CURT 21561 trailer hitch pin worldwide. We interpret your demand, source the component, and handle logistics and customs for delivery globally. Contact us to order this steel, zinc-plated pin with 1/2 in diameter and included 5/8 in adapter.
How to select the right CURT hitch pin for my trailer?
Select a CURT hitch pin by matching the pin diameter to your hitch receiver hole size. The CURT 21561 uses a 1/2 in pin and includes a 5/8 in adapter for different couplers. Ensure your hitch class (I–IV) and vehicle class (II) are compatible. 3G Electric can help confirm fitment.
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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.









