10-Point Roll Cage 1999-2013 GM Full Size Pickup & SUV Mild Steel Construction 1 5/8 in. Diameter Tubing 0.134 in. Tubing Walls Included in this package are the following items: Main Hoop Rear Braces Side Bars Frame Supports Seat Crossmember (6) Steel Mounting Plates Front Subframe Supports Door X-Braces Rear X-Brace for Behind the Driver Left & Right Side Rocker Bars