Part Number and Specifications Part # C42-299 1-1/8 in. x 0.083 4130N 16 in. Tall 13 in. Deep 80° Bend Angle5-1/2 in. Bend Radius Part # C42-292 1-1/2 in. x 0.083 4130N 17 in. Tall 15 in. Deep 80° Bend Angle6 in. Bend Radius Part # C42-296 1-5/8 in. x 0.083 4130N17 in. Tall15 in. Deep80° Bend Angle7 in. Bend Radius Leave the Bending to Us If you're building a new car or updating your current race car, these affordable pre-bent chromoly pieces are perfect for the professional chassis builder and the do-it-yourselfer.You may choose from our standard cage kits or individual pieces, which will fit most installations. We also offer custom cage kits built to your specifications.Note: Welding should always be performed by a qualified welder.