Description This is a set of erhu fine turners, which are made of high-quality materials, durable and can be used for a long time.Fast fine tuning to improve wolf tone, solid and stable timbre. The string adjusters are sensitive, convenient and quick tuning. Features -Color: Assorted color.-Material:ABS, brass.-Size: About4.30X2.50X2.50cm/1.69X0.98X0.98in. -The string adjusters are sensitive, convenient and quick tuning.- Fast fine tuning to improve wolf tone, solid and stable timbre.- Exquisite technology, ABS one-piece, steel core can be disassembled.- Exquisite and chic, clamping precision, automatic adjustment, universal all kinds of flat bar hu qin.- High-quality, practical and durable, simple installation.Packing list: 3 x Erhu String Adjusters