Made out of 1-5/8x.134" wall mild steel tubing. Kit allows you to lower the front of your drag race car and take off 200 to 300 pounds of unwanted weight. Ground clearance is 3-1/2" at the firewall. The frame rails are long enough to extend from under the car to the rear frame crossmember. Designed for eye-mount VariStruts or Strange struts. Kit includes a pair of frame rails; forward struts to attach to your roll cage; tube rack-&-pinion mount crossmember; upper strut mount tabs; lower control arm mount tabs; hardware; drawing and instructions. Shipped unassembled by UPS.