方形頂部輪廓，有擴散器，可以嚟自中國工廠
SQUARE TOP PROFILE WITH DIFFUSER size: 20*20 毫米.
中國製造, BY ALUMINUM AND PC PLASTIC MATERIALS.
BEST PRICE 1 USD/M FROM CHINA FACTORY EXW PRICE.
LEAD TIME IS 20 DAYS FOR 5000 米.
AND 50 METERS IS 3 DAYS FOR QUICK SHIPMENT IN OUR WAREHOUSE.
留低個回覆