DiMarzio DP425 Satch Track Neck (Black With Gold Poles)Joe Satriani is continually refining and sharpening his sound. Two years in the making, the Satch Track Neck is Joe's first single coil size signature pickup. Articulate, vocal and musical, it is our most advanced Fast Track style pickup to date. The Satch Track Neck bridges the gap between classic humbucker and single coil performance. It tracks pick attack and string vibration quickly and accurately like a single coil, but the voicing is wider and