1. Applicable holder model: for 143A, 143C, 146A and other cycling cell phone holder
2. Helps cushion external forces, reduce vibration amplitude, filter high-frequency vibration, protect your phone
3. Upgraded spring damping, better damping effect, smooth picture taking during riding, goodbye to blurring
4. The shock absorber adopts dual chassis suspension system and precision-designed silicone washers to eliminate resonance, shock absorption and anti-shaking
5. Weight: about 30g
6. Size: about 5 x 2.5cm