The King Pin Stabilizing Jack is designed for stabilizing the front of a fifth wheel travel trailer by applying pressure against the king pin. The standard model 25015A includes a non-extendable telescopic leg on the jack tube side and a non-extendable telescopic leg on the jack tube side and a non-extendable support tube leg. The deluxe model 25030 includes extendable legs on both the jack tube and support tube sides for longer reach when used at a campsite with uneven terrain.
