สายดับเบิลเบส Velvet รุ่น Compas 180 Orchestra Tuning (ชุด)
Tension 26 Kg. per string
Velvet Compas 180 upright bass strings have been reformulated to a medium tension. Compas 180 is designed to be a string for orchestral bass. the tuning is G,D,A,E.
All four strings are round metal wound over a natural fiber core. Comps is built around a core using natural fibres, and is distinctive in its extremely rapid response and perfect balance, in both pizzicato and bowing. It has depth, and thanks to the round string winding, offers an open harmonic range.