Humbucker Pickup Screws Set Pickup Ring Surround Mounting Screws, Chrome Brand new, never used. Item 100% like the picture shown. Color: Chrome. Good Quality at Cheap Price . 4 Pickup Height Screws Size: total length about 28mm x thread diameter about 2.6mm x head diameter about 5.2mm. 8 Pickup Ring Screws Size: total length about 18mm x thread diameter about 2.4mm x head diameter about 4.3mm. 4 Free Springs are included. Metric thread screws for Metric Guitars, not American thread screws. Please check our sizes carefully, the 4 height screws are all the same size and the 8 ring screws are the same size as well. Please make sure these screws are what you needed. Thanks Package Includes: Chrome Humbucker Pickup Height Screws and Springs x 4. Chrome Humbucker Pickup Ring Screws x 8.