50 Pcs Aluminium Alloy φ15x16mm 18T Insert Type Knobs Black

100% Brand new, top quality
Made by ：outside：Aluminum Alloy   inside： hard plastic
Fit to 6 mm potentiometer shaft# compatible for almost all potentiometers
Dimension: diameter =15 mm /    height = 16 mm /   shaft fitting hold diameter = 6 mm
Color : black
Package content：50 pcs aluminum knobs