The F.E. Olds NA50V II is a soprano clarinet with a Duratone ABS resin body and a fine wood-grain finish. It features a .584"" bore, under-cut tone holes, nickel plated in-line trill keys and adjustable thumb rest. Its self-aligning middle joint rings ensure proper alignment of top and bottom joints every time. Standard clarinet mouthpiece and case.Duratone ABS resin body .584"" bore Under-cut tone holes Fine wood-grain finish SAM-style middle joint rings Nickel plated in-line ""jump"" trill keys Conical pad cups Stainless steel bell ring Adjustable thumb rest Incluides standard mouthpiece and case