All "B&S" Challenger custom C-Trumpets are equipped with boxed springs, monel pistons, handhammered one piece bell, nickel silver outerslides, ring and stopper on 3rd valve slide, saddle on 1st valve slide, waterkey on 3rd valve slide and on main tuning slide.
Challenger series : C-Trumpets Bore : 0.462" CL Bell : 4.782" Gold Brass Heavy Weight / One piece hand-hammered Finish : Silver Plating Case : wood case Leadpipe: Standerd Gold Brass