Description Product Description Consistent, durable construction gives this alto horn excellent response and reliable intonation, while being extremely easy to play. Honed valves The precise fit between valve casings and pistons after honing means no air leakage. Pressure formed tubing Perfectly rounded tubing results in less turbulence and a smoother air flow, thus allowing for an excellent scale and reduced resistance. Laser-fused pluzuma welded bell A high-energy laser fuses the brass together for a virtually seamless bell which allows continuous even vibrations. Full and round sound This provides a warm blend with the other instruments of the brass section. Level: Standard Alto Horn Key: Eb System: Standard Bore 0.462" Bell Diameter: 8" two-piece, upright bell Leadpipe Material: Gold brass Body/Bell Material: Yellow brass Mouthpiece: 37C4 Pistons: (3) Nickel-plated, top action Valve casing: Yellow brass