Stradivarius – 190 X-Series – .456″ M+ reverse Vindabona bore with a .459″/.459″/.456″ main tuning slide, two-piece valve casing with nickel balusters, lightweight body with brass outer slide and lightweight nickel inner slides, “Corporation” yellow brass one-piece hand-hammered #37 bell with french bead, #25 leadpipe. Made in the USA. – NEW