Wittner Ultra Classic Violin Tailpiece. 4/4 sizeThe Wittner Ultra Classic Violin Tailpiece is made of a 'space-age' composite material which is ultra strong while still being very light. With a rounded contact surface design the strings are protected while the ball end is held securely preventing any slipping. Wittner's high quality precision is standard ensuring the tuners fit perfectly and are correctly alligned. Wittner - one of the world's most respected musical accessory companies.