MARPAC Tough Guy Wide Wheel Swing-Up Trailer Jack 8” diameter x 4” wide wheel rolls over rough ground. • 2,000 lb. capacity jack for use on trailer tongues up to 3” x 5”. • 14” of vertical travel provides up to 25” of lift. • Dichromate armored for maximum corrosion protection. • Salt water tested. • Easy swing-up operation. • Feel secure with dual locking pins.