Fulton 1413230314 F2 Trailer Tongue Jack with Foot Plate 7" diameter heavy duty articulating footplate - provides superior stability. Unique ball and socket connection between jack and footplate allows articulation required to accommodate uneven surfaces 13" of swivel mount height adjustment Bolt-on version includes hardware for 4" and 5" frames Handle Hold-Up secures handle to jack tube when in stowed position Limited Lifetime Warranty