KGUbrass Trumpet Module Yamaha raw

KGUbrass Trumpet module bottom valve caps for Yamaha Trumpets, set of 5 independent parts that can be mixed in different combinations to achieve desirable effect, specially designed to emphasize sound characteristics of every trumpet, it changes the resonance of the instrument through the addition of extra weight to block bottom valve, makes brass more stretchy which improve instrument's tone, sound shades, response and general feelings, also MODULE allows to re-balance trumpet weight depending on which valve is equipped with it, set incl. 1 x 19mm heavy cap, 2 x 12mm medium cap und 2 x 7mm light cap, netto weight 150 grams (0.33 lbs), brass raw