Gotz Gets Adjuster Fine Tuner Black Violin Loop String Worldwide Best Seller Released since the 1950s and has been upgraded over and over again in the past years. (Increased strength and durability in 1971, 1988, 2003, and 3 times and lighter in 1988 and 2003, and increased head handling in 2003. ) - E-line is firmly placed on top of the pieces. - Screw rotation is very smooth and easy to fine-tune. - Reduced weight successfully. High vibration efficiency Made by Gotz, a German veteran of 130 years of history.