It' S a glass stem with a ball forming after the one 90° bend In the tube, made of borosilicate glass usually...
Jiangsu_Nanjing, Jiangsu
2025-02-13
Guangdong_Shenzhen, Guangdong
2025-02-12
Hebei_Cangzhou, Hebei
2025-02-12
Shandong_Jinan, Shandong
2025-02-11
Tianjin_Tianjin, Tianjin
2025-02-11
Shanghai_Shanghai, Shanghai
2025-02-11