This auction is for a 6061 aluminum CNC machined IFP depth setting tool. It will lock onto the 2021+ Fox X2 IFP for easy removal. This will also work on all other X2 models, the new X, DPS, DPX2 or anywhere fox tool part number 803-00-566 would fit.

This is used by simply using a dial caliper set to the measurement you want, you then simply slide the collar down to the tool and snug up the set screw Then push the IFP down until the collar touches the shock
This tool has a working range of 3.2" to .830"