Yamaha YSL-446G Series F Attachment Trombone Standard

Key Of Bb With F Attachment. .525" Bore, 8-1/2" Gold Brass Bell, Chrome-plated Nickel Silver Inner Slide, Yellow Brass Outer Slide, Semi-open Wrap, Slide Lock, Lacquer Finish. Includes Mouthpiece And Slide Cream. all Yamaha Wind Instruments Come With A Limited 5-year Warranty.