Knilling Perfection Pegs - Wood - Set of 4 - Cello perpetual and that's it

and that's it

*The elegant sound of the new Evah Pirazzi Gold cello strings is clear

easily projecting a full sound

The gears are also designed so that the shaft rotates once for every four turns of the peg’s head (called a four-to-one gear reduction)

Knilling Perfection Pegs - Wood - Set of 4 - Cello perpetual and that's itThe Perfection Peg is a deceptively simple mechanism with a size, shape and overall appearance closely matching a conventional ebony peg. The patented design enables easy, accurate and stable tuning of the cello without the use of tailpiece mounted string adjusters. In concept,this is equivalent to mechanisms already in use on the guitar and string bass. How Do They Work? Perfection pegs employ gearssmall, precise, incredibly strong helical gears.