4pcs Violin Fine Tuner Fine Tuning Violin Strings Hook for 3/4 4/4 Violin Silver Features: Adjust the violin intonation. The screw has smooth handle and exquisite workmanship. Reasonable design, tight fitting after screw. There will be no sticking or screwing. Specifications: Material: Stainless steel Fit for 3/4,4/4 Violin Color : Silver Weight: approx. 18g Size: approx. 26*14*5mm/1.02*0.55*0.19'' Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. Included: 4 x Violin Fine Tuner