One high-strength steel wire braid, oil-resistant nitrile rubber inner layer, oil-resistant and abrasion-resistant black synthetic rubber outer layer.
Two layers of high-strength steel wire braid, oil-resistant nitrile rubber inner layer, oil-resistant and wear-resistant black synthetic rubber outer layer
One or two layers of high-strength steel wire braid, oil-resistant nitrile rubber inner layer, weather-resistant, oil-resistant and wear-resistant black synthetic rubber outer layer