Price: $5.29 Product code: 11.3521411 In stock: yes Description:Hose Couplings of "PALM" type 100-3521110/111 are used in Air Brake Systems of trucks, wheeled tractors, trailers and semi-trailers. Hose Couplings are designed for fast and reliable connection of both air supply line and trailer brake control line to tractive vehicle's brake circuit under the two-line scheme.Produced in following modifications:Basic 100-3521110 (red), 100-3521111 (blue or yellow)Automatic 11.3521410 (red), 11.3521411 (blue or yellow). Self-locks when disconnected, making additional disconnecting valve unnecessaryFiltering 11.3521510 (red), 11.3521511 (blue or yellow). Features a filtering element, making additional line filter unnecessary