Check the listing for details. Moroso C3320 Rollbar 10 Point Conversion Kit, Camaro, Firebird. Condition: New. Listed at 216.99 USD. Manufactured from 1-3/4" O.D. x .134" wall mild steel or 1-3/4" O.D. x .083" wall aircraft-quality AMS-T-6736 chrome moly tubing, Increases chassis strength, Provides added safety, Mandrel formed, model-specific main hoop, NHRA and IHRA approved.