Best prices on Trombone king 3b in Orchestral Instruments. Check out BizRate for great deals on Orchestral Instruments from King. Use BizRate's latest online shopping features to compare prices for Trombone king 3b. Read product specifications, calculate tax and shipping charges, sort your results, and buy Musical Instruments & Accessories with confidence. Easily narrow your search and find the product that's perfect for you: King 2103PL 3B PlusTenor Trombone - King 2166 3B Valve Trombone.