A Lightweight Bass with Topflight Electronics and Hardware The Sadowsky MetroLine 21-fret Vintage M/J bass is a top-drawer instrument with lightweight playability, top-shelf electronics and hardware, and a high-quality UV finish. Boasting a super-resonant chambered swamp ash body with comfortable vintage-inspired contours, the MetroLine Vintage retains a bolt-on maple neck that offers a substantial playing feel and a 12-inch-radius, 21-fret fingerboard for fleet-fingered maneuverability that's second to none. You also get the company's acclaimed Just a Nut III and light open-gear tuning machine heads. And the tone? The MetroLine Vintage really brings the thunder, courtesy of a versatile configuration of MM- and J-style pickups, a Vintage Tone Control, and an active 2-way preamp. This electric bass guitar is loaded with pro-quality appointments, including a rock-solid bridge with quick string release, stress-free S-security locks, and gleaming chrome hardware. Meticulously crafted in Germany, the MetroLine 21-fret Vintage M/J bass is a stellar