【Wittner Fine Tuner / String Adjuster for Cello Black with Gilded Screw】
Wittner is one of the world's most respected musical instrument accessory companies. Wittner fine tuner / string adjuster will allow you to make subtle adjustments to the tuning (tension) of each string. The colour of this adjuster is black with gilded screw. The Wittner Cello String adjuster for 3/4&4/4 or 1/2&1/4 cellos fits to the tailpiece of your instrument.