This chinrest screw is designed for 3/4 and 4/4 violin.<br><br>Features:<br>Made of copper, durable and sturdy.<br>Has smooth and shining surface, great finish.<br>Designed for 3/4 and 4/4 violin.<br><br>Specification:<br>Material: Copper alloy<br>Color: Golden, silver (optional)<br>Product size: 5 * 4.5 * 1cm / 1.9 * 1.8 * 0.4in<br>Package size: 13 * 8.5 * 1cm / 5.1 * 3.3 * 0.4in<br>Package weight: 15g / 0.5oz<br><br>Package List:<br>1 * Screw