Welcome to WF! Your in the JK section, your going to want to post in the TJ forum about that, a mod should be able to move the thread for you. @kjeeper10@jadmt
Not sure how the Invisibrake works, but there are a lot of folks using it and a lot of RV's towing Wranglers, so you might want to check with RV Forum.net and ask the same question Home
Really nice people there that love to answer questions.
A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance, for all JL, JT, JK, TJ, YJ, and CJ models!