If your Wrangler JL, JLU or Gladiator JT did not come from the factory with the steel front bumper skid plate and you want to add it this is the complete hardware set you will need. Includes: 4 - Nutserts to replace Mopar 6511076AA, 4 - 10.9 Class hardened yellow zinc plated flange bolts to replace Mopar 6104414AA, 7 - Black Grade 5 hex bolts with attached washer to replace Mopar 6512587AA. No special tools are needed to install the nutserts. Just place them into the hex shaped holes in the frame, screw the bolts into them and continue to tighten the bolts until the nutserts are crimped down tight against the inside of the frame rail. Unscrew the bolts and the nutserts are ready to use. High quality direct OEM replacement.