Avid RC droop gauge blocks
Avid RC have announced the release of their new droop gauge blocks, available individually or together as a kit with their circular gauge. Avid droop gauge blocks are a traditional staple for checking the droop on your touring cars. These 10mm blocks are placed under your chassis so you can easily check your arm level height with callipers or with their handy circular gauge.
Source: Avid [avidrc.com]