@jtx_fitness: If your treadmill belt slips when you step down… watch this. It’s one of the most common treadmill issues and luckily one of the easiest to fix. All it takes is a quick adjustment with an Allen key 🔧 Watch our engineer, Julian, show you how. Save this so you’ve got it when you need it. #treadmillfix #homegymhelp #TreadmillTips #runners #fitnessgear #jtxfitness