Al Cass Valve/Slide Oil trombone books AMEB Cello Grade 4 series

AMEB Cello Grade 4 series 2 : A collection of graded repertoire for the aspiring classical cellist

medium hardness

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The unique characteristics of this rosin are due to the classic Tartini recipe

This rosin is dark green in colour

Al Cass Valve/Slide Oil trombone books AMEB Cello Grade 4 seriesAl Cass Valve Slide Oil Al Cass Valve Slide Oil is a top quality professional oil. It is a multi purpose, odorless instrument lubricant. Perfectly designed to lubricate valves, slides, or keys, this oil maintains form and can be relied upon when traveling to and from rehearsals and performances. Al Cass Fast Valve, Slide and Key Oil comes in a clear 2 oz. bottle.