Instruction:
●Steel ball parts is made of rigid stainless steel, features wear-resisting, and anti-oxidization. Therefore this refitting component is absolutely helpful for the accuracy of flying movement control and the stable of the flight.

Specification:
●Linkage ball A x6 (Φ4.75x8.68mm)
●Linkage ball B x6 (Φ4.75x9.77mm)
●Linkage ball B1 x6 (Φ4.75x12.77mm)
●Linkage ball A1 x6 (Φ4.75x8.68mm)
●Long linkage ball x1 (Φ4.75x24.59mm)