Fully adjustable link arms are designed to replace the factory radius arms on the F250/350 Superdutys. These are made from 2” DOM tubing and 1/4” sheet metal. Fully mig welded and ready to bolt on. These will work from 0-6” lift and will allow you to adjust the caster as needed when lifting your truck. These link arms come with 1-1/4 Heims and grade 8 hardware.