- Square Coupler Pins add an additional level of security, preventing accidental uncoupling while in transit to better protect your trailer.
- The snap lock bale is spring tensioned for stronger holding power.
- Fits most coupler sizes.
- Constructed of electro-galvanized steel for corrosion resistance.
- 1/4" pin, 3" long.
These are great, we use them on all our trailers.