Size :Dia:55mm, Height:21mm, Load Capacity (Kg.):150 Kg/pc Bolt Size:M16x300mm(Anchored Set) Natural Frequency (Hz):18 Coeff. of Friction:0.9 Working Temp Range °C:-16 to 90 Through hole:18mm Material:Rubber+Cust Iron+Mild steel Colour:Green & Dark Grey https://www.vibrationmountsindia.com/screw_support_mounts_series_dlt/ Application:Tool Room Machines, Plastic Injection Moulding Machines, Pressure Die Casting Machines, Shaper, Printing and Textile Machines etc. Note:- GST and Freight Charges are excluded.