Reverse Coil Shock Travel/Sag Indicator 2. 0Tune Your Suspension Sag is the amount your suspension drops down when you sit on your bike. In order to dial in your suspension perfectly, you'll want to set the sag at a certain amount. The Reverse Coil Shock Travel/Sag Indicator is a suspension tuning tool to measure the travel and sag on coil shocks. The 2. 0 version attaches at the top and bottom of the coil spring allowing compatibility with all coil shocks, including inline and non-standard piggyback shocks such as Cane Creek, Ohlins, Push Industries, DVO, and more. Features A suspension tuning tool to measure the travel and sag on coil shocks Attaches at the top and bottom of the coil spring Reverse part number: 01240 | Reverse Components | Reverse Coil Shock Travel/sag Indicator 2. 0 Black