Vintage Forge Black Flat Humbucker Pickup Mounting Rings (2-Pack)  We have found these rings to be a great replacement for many makes and models of guitars requiring a 89mm wide ring but it is very important that you measure your existing rings and mounting hole spacing first to be sure  Features: (2) High quality plastic rings in BLAcK finish Flat bottoms wnon-tapered sides Easy to install – screws sold separately Vintage Forge Factory Sealed Packaging Part HR3300F-BLK Dimensions: Outer Dimensions: 3 12 (89mm) x 1 2532 (45mm) Interior Dimensions: 2 34 in (70mm) x 1 916 (395mm) Body mounting holes spacing center to center: 3 316 in (81mm) x 1 2964 (37mm) Pickup mounting holes spacing center to center: 3 564 (78mm) Pickup Ring Height: 18 (3mm)