Features:
5-in-1 kit is useful for 4/4 cello.
4pcs fine-tuning spinner string hook.
4pcs cello pegof ebony.
Ebony tailpiece testing is fine.
A high quality tail gut.
Anti-skid pad protects the floor from the damage.

Specifications:
Material: Ebony
Item weight: 330g / 11.7oz
Package size: 24 * 12 * 5cm / 9.4 * 4.7 * 2in
Package weight: 336g / 11.9oz

Package List:
4 * Spinner
4 * Cello Peg
1 * Tailpiece
1 * Tail gut
1 * Anti-Skid Pad

Note:
The cello in the picture is not included.