Michael Kelly Element Jazz Electric Bass Guitar Kit Maple Neck and Mahogany BodyWelcome, you are looking at a great piece. This is the Michael Kelly Element Electric Bass Guitar Kit Neck and Body. 34" scale length. 1. 57" nut width. 2 lbs 13 oz (body). . 83" . 94" 1st to 12th fret neck depth. 3"x1 23 32" bridge route. 3 23 32" long pickup routes. The back has a route for a battery box should you want to add active pickups. This is a great opportunity to build yourself an instrument of your own creation. The body here is mahogany