Black humbucker mounting ring set (2-Neck and bridge). Fits all brands of standard size guitar humbuckers. Direct replacement on most USA guitars and many import guitars. Tapered design angles the pickups to follow the strings on Gibsons and other guitars with angled neck sets. Curved bottom for use on Les Pauls, 335's and most other arched top guitars. Set includes short ring for neck position and tall ring for the bridge position.