HERE IS A PIECE OF CORK BOARD OR MAT, USED TO SAFELY FIT VIOLIN CHIN REST AND CHIN REST CLAMP. THE CORK IS ABOUT 2MM IN THICKNESS.
Rosewood 4/4 Violin Chin Rest Chinrest & cork Violin Parts Accessories
Wittner Chin Rest for Violin, Center Mount, in 6 Sizes, Violin Chin Rest
Ebony Violin Chin Rest Ergonomic Design Violin Chin Rest for Violinists
Wittner chin rest for violin model Augsburg, in 4 sizes, violin chin rest
Violin Chin Rest Hey Wrench Key Chin Rest Adjustment Tool Violin Parts
Vintage Violin Chin Rest Made In Western Germany 3 1/2" x 2", Cork lined
