Detailed Product Description Rubber hose coupling super quality, competitive price!We are Beijing Proleader Co.,Ltd., which ... such as Rubber waterstop, Hydraulic Hose (SAE, DIN), Rubber hose coupling, Air hose, Water hose, Fire-resistant hose, Hose clip ... : Customer first, People-oriented, Integrity-based, Continuous innovation. Our quality principle is: fully meet customer's requests, offer our best ...