These are standard quality rubber vibration damper balls. These balls are used to eliminate the ripple effect seen in photos/videos caused by the high vibration frequency of multi-copters. We currently sell three sizes of these vibration damper balls; D12 x d6 x L14mm, D14 x d8 x L16mm and D17 x d7 x L21mm i.e. small, medium and large. Please see below for specifications for each size.
Please note that we sell these balls in packs of 4; all sizes come in packs of 4.
Dimension: D12 x d6 x L14mm
Weight: 0.5g each
Fixing diameter: 6mm (suitable for 6mm diameter fixing holes)
Load capacity: 60g single one
Dimension: D14 x d8 x L16mm
Weight: 1g each
Fixing diameter: 9mm (suitable for 8mm diameter fixing holes)
Load capacity: 100g single one
Dimension: D17 x d7 x L21mm
Weight: 0.8g each
Fixing diameter: 9mm (suit for 9mm diameter fixing holes)
Load capacity: 100g single one, 150g for two
Resonant vibration reduction rate: one single application: 170Khz at 90%, 120Khz at 82%, 85khz at 60%
Two balls application: 170khz at 88%, 120khz at 88%, 85khz at 78%