Dome knobs are the industry standard. You find them on all major American brands from Fender to imported guitars like Ibanez, and many others. Made a tad wider for better grip and tad shorter to be less obtrusive, especially when using a tremolo arm.
? Standard size - designed to retrofit all imported and USA-made electric and bass guitars
? 0.6 inches Inlay
? Comes with an Allen wrench