... -1000mmextended30-5000mmGradeHigh PrecisionOriginShenzhen,ChinaDelivery time15days or depend on quantityAbout the telescopic poleFor telescopic poles,we have many standard shapes which means our ... tubes, we dedicated small micro tube with 15yeasrs. The telescopic pole is small diameter pole, and the process included extrusion, polishing, welding and ...