1/2″ (0.5) x 3.5″ head attachment pin for System 2 Towbars (our TB2, TB2.5, and TB75 bars, and other leading 3″ (7.62 cm) I.D. towbars. Space-age plated steel pin with reinforced alloy handle.
How to measure ball-lock pins:
- Measure the diameter of the metal pin
- Then, measure the grip length (“grip length” refers to the length from the bottom of the handle to the ball of the pin)