Rubber bushing TET M14-20C sealing range M33 cable D14-20mm black pack of 50. Material CR (chlorophene rubber). Weather and temperature resistant for use inside and outside buildings. Resistant to: hydrocarbons, alkaline solutions, alcohol, diluted acids, slightly affected by: acetone, ammonia, freon, glycol, sodium hydroxide. Temperature range: -25 degrees to 95 degrees.