Internal Size : 15 x 40mm/0.39 x 1.57 (H x W);; Length: 1 Meter/3.28 Ft
Suitable for using in reciprocating motion of the occasion, is able to built in cable, tubing, water pipes, etc.
Used widely as a component and sevice parts in CNC machine tools, electronic equipment, counting devices, machinery and electrical machines, etc.