1. single capacity Weight 100g, single resonance elimination:
170Khz absorption 95%,120Khz absorption 90%,85Khz absorption 70%;
2. two capacity Weight 150g, two resonance elimination:
170khz absorption 90%,120Khz absorption 95%,85Khz absorption 88%
Reference for installation hole diameter 9 mm hole.
Can to configure how many balls according your request about loading weight.
The thickest part of the Damping Rubber Ball Dia is 17mm.