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
Wittner tailgut for cello, stainless steel, 247 mm., fits 1/4-1/8
Wittner tailgut for double bass tailpiece, stainless steel, 432 mm.