上平异径接头A型

Upper Flat Reducing Joint

Model XQJ-C-5A

上平异径接头B型

Upper Flat Reducing Joint

Model XQJ-C-5B

下平异径接头A型

Lower Flat Reducing Joint

Model XQJ-C-5C

下平异径接头B型

Lower Flat Reducing Joint

Model XQJ-C-5D

吊架