WITTNER ZW 916-Violin 4/4-3/4, 0.34'' Fine-Tune-Peg for Violin 4/4-3/4, 0.34'' 8.6mm 1 set (4 pegs) of WITTNER Fine tune-PEG for VIOLINE 4/4-3/4 Diameter at Ring 0.34 inch (8.6mm) Made of "high-tech" composite material and light alloy Made in Germany