42-55mm Universal Transmission Telescopic Drive Shaft Joint Coupling bore 3-3mm

Description

Specifications:
Due to manual measurement,please allow ±3mm deviation
"42-55mm(Bore 3-3mm)" means "the total length is 42mm, and 55mm at extension, hole inner diameter at both ends is 3mm "
Two ends are universal joint, which are integrated with the transmission shaft.Spline design, smooth transmission, no jitter, strong and durable.
Material: Electroplated Iron