This will fit a 3.5" Axle. Sold as a PAIR (6 pieces total). These Lower Bag Mounts are CNC cut from 3/16” Steel.
Behind and Under 2.75" Axle Bag Brackets - PAIR MiniTruck Bags Bagged Custom
?18 Gal Fuel Tank For Ford 1990-1996 F-150 1990-1997 F-250 F350 Behind Rear Axle
18 Gal Fuel Tank for Ford F-150 1990-1996 F-250 1990-1997 F350 Behind Rear Axle
19 Gallons Fuel Tank for Ford F-150 F-250 F-350 1987 1988-1989 Behind Rear Axle
Fuel Gas Tank For 1985-1986 Ford F-150 F-250 Mounts Behind Rear Axle 19 Gallon
[SR] Rear Air Bag Lower Brackets Mount Behind Axle Weld On Suspension (PAIR)