Special designed holder incorporates thick nylon web straps that secures your fire extinguisher to the roll bar. Straps are fully adjustable and secure with hook and loop fasteners. This easy to use holder works with 3 inch roll bars with or without padding. Holds one 3 lb. fire extinguisher (not included).. This black sport bar fire extinguisher holder from Rugged Ridge fits 55-20 Jeep CJ and Wrangler and 2020 Gladiator JT.