The Soft Sustain is a very transparent and pick reponsive Overdrive.
The kit contains the PCB and all other necessary parts. The enclosure can be selected, please select 3 knobs, up to 20mm diameter, for 6,3mm shaft separately.
Here is the bill of material: bill of material
This project is by JMK PCBs, in collaboration with Musikding. If you have any problems with the contents of the kit, please contact Das Musikding (Klaus). For technical problems please contact JMK PCBs through the Madbean pedals forum: JMK PCBs support forum.
Here is the direct link to the manual with layout and schematic: