Motool 3080-100 Slacker Digital Sag Scale Take Control of Your Ride!Setting your sag is the simplest, most overlooked adjustment that you can make to drastically improve the handling of your bike. It's also the most important step in setting up your suspension for your weight and ability. Checking your sag regularly and adjusting it for different conditions is key to getting the most out of your bike's suspension and assure it handles as intended. For faster tracks you can run more sag to make the bike more stable and on tighter tracks you can run less sag so the bike turns better. Once you get this setting right you will be amazed at how well your bike handles.