A、B:
1、The metal part is made of stainless steel, which has higher strength , more corrosion resistance
2、Fit round rod accessories
C:
1、The metal part is made of stainless steel, which has higher strength and corrosion resistance . And stainless steel surface is electroplated to prevent reflections during the operation from affecting the doctor's operation, making it more durable and beautiful
2、It could match many different size side rails .