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Rock Hard 4x4 is very proud to offer the original and most trusted bolt-in Harness Bar for the Fitted and Compatible with Jeep Wrangler JK 2DR. Adding a Harness Bar not only gives you a more rigid and stable cabin but also gives you the option to add safety harness belts to your factory or aftermarket seats. The RH4x4 Harness Bar for the Fitted and Compatible with Jeep Wrangler JK 2DR bolts to your factory sport cage hoop b-pillar using our patented collars. The RH4x4 Fitted and Compatible with Jeep bolt-in Sport Cage is the cornerstone of Rock Hard 4x4 parts. Developed first for the Fitted and Compatible with Jeep Wrangler TJ and proven after years and years of trail use and abuse - the RH4x4 bolt-in Sports Cage has become one of the most popular safety upgrades in the Fitted and Compatible with Jeep aftermarket industry. Our proprietary locking collars are arguably the safest and most secure way to not only strengthen your Fitted and Compatible with Jeep's cabin but also provide you and your passengers the peace and mind that comes with a premium cage system. No other bolt-in cage comes close to the fitment, quality, and durability of our system.