Dual Screw Mount Adaptor - Love It or Return It on New Pickups
GF'Tron Adapter Plate with Screw CHROME-GFT01
P-90 soapbar and Mini Humbucker mounting adapter plate and screws | Reverb
Filter'Tron Parts
Artec Filtertron Style Humbucker Alnico V Tonabnehmer für Gretsch | eBay
Axesrus - English Filtertron Bases
Filter'tron replacement Headache : r/gretsch
Filtertrons - One Last Try - I apologise But Hope I can Better Communicate This Time | Gretsch-Talk Forum
Vintage Early 60's Filtertron Baseplate - Philadelphia Luthier Tools & Supplies, LLC
Guyker Flat Metal Humbucker Pickup Mounting Ring Set - Bridge Neck Pickups Cover Frame Replacement Part for Electric Guitar or Precision Bass(2PCS, Chrome) : Amazon.de: Musikinstrumente & DJ-Equipment