Operation: Extend the handle easily with high-shear quick release pin. Apply forward pressure on the spreader bar to open the wishbone jaws. Line up Bogi-Bar attachments at the tow points or axle depending on model. Release the tension on the spreader bar and youre Locked-On! The tow bar will not slip off the plane. Reversal for removal. Extended, the Bogi-Bars are slightly over 4 feet long unless noted.