Fulton, the industry leader for high performance jacks, is proud to introduce another addition to the F2 family of trailer jacks. Our 900kg. Lift capacity adjustable swivel with footplate jacks pack all of the features of the award winning Twin Track & Wide Track models, along with the unprecedented long life warranty. The 900kg capacity jacks possess the following unique features. Heavy duty articulating footplate - 7" diameter cast footplate provides superior stability. Unique ball and socket connection between jack and footplate allows for whatever articulation is required to accommodate uneven surfaces 13" of swivel mount height adjustment.