protonv4

3 Leaf Audio Proton Mk4 (current version) envelope filter for sale. The filter is in excellent condition with velcro on the back (ordered last year in pink). Price includes shipping to CONUS. Thanks.

One of the best filters I’ve played. Bills have gotten the better of me, so unfortunately need to thin the herd. All lettering intact, no rust, velcro on back - includes box and manual. $400 shipped to CONUS through PayPal F&F.

Selling/Trading a few pedals from the collection. Happy to ship any pedal for $12. 3Leaf Audio Proton v4 - traded. Broughton Locust Star - in excellent shape, no velrcro - $325 Strymon Sunset - excellent shape, no velcro - $265 EHX Hog - has velcro and comes with a power supply - $300

Received it today. A/B/C'ed it against the XD and MicroTron. Sticking with the Micro. Excellent condition. Has velcro. Box included. Asking $225 shipped USPS Priority, FedEx, or UPS - you pick it. Thanks!