HUSKY 32216: CENTERLINE TS, 400-600 LBS. W/2-5/16" BALL Equalizer $350 OBO Combines Weight Distribution And Sway Control In A Single Unit. You can back up with this installed. Compare at $643.95 plus tax on Amazon (but it's out of stock). Compare at $548.59 USD plus tax on Husky (but it's out of stock). We had it installed for one year until we sold our 16-foot travel trailer. We are in Gold River but can possibly bring it down island or have it delivered.