DOUBLE CUT ELECTRIC GUITAR John Mayer SE SERIES Silver Sky Signature model. poplar body Bolt-on maple neck. Maple Fingerboard 22 frets. Scale length: 25.5''. Original 635JM profile. Fingerboard radius: 8.5''. Inlays: birds (small). 3 single pickups 635JM ''S''. Synthetic bone nut. PRS tremolo bridge in steel. Vintage Style non-locking machine heads. Double action PRS truss rod, accessible from the front of the racket for greater ease. Volume and 2 Tone controls, with 5 position selector. Inverted PRS blade design. Includes cover. PRS Classic 10-46 strings. Summit Purple finish.