thang-ren-ngoai-bsp-khia-duoi-chuot-noi-ong-mem-bec-bup-ong-pu-brass-airline-fitting-male-hose-connector

khop noi ren khia duoi chuot noi ong mem su dung de noi long trong trong cua ong, duong ren duoc gia cong theo tieu chuan bsp he g va duoi chuot khia ren phu hop de ket noi cac duong ong mem pu