MODEL JZP-2.5B-SC Rubber Shock Absorber – 360-Degree Omnidirectional Damping, Low-Carbon Elastomer A 2.5 kg rubber-metal isolator that dampens all the way round its body, so the same part works upright, inverted, on a wall or on an incline, built from a compound without plasticiser and with a reduced process carbon footprint. Rated load2.5 kg Natural frequency41.5 ± 5 Hz Static deflection≤ 0.3 mm Working temperature-45 … +65 °C Mounting threadM4 Body sizeØ46 × 30 mm Short