Wittner   tailgut for double bass tailpiece, stainless steel, 432 mm.

Wittner   tailgut for violin, stainless steel, 123 mm., fits 4/4-3/4

Wittner   tailgut for cello, stainless steel, 297 mm., fits 4/4-7/8

Wittner   tailgut for cello, stainless steel, 278 mm., fits 3/4-1/2