aluminum telescopic tube Diameter:19/22/25/28/32mm Thick:0.7/0.8/0.9mm Length available:45cm to 600cm Certificated:ISO aluminum telescopic tubeDiameter:19/22/25/28/32mm Thick:0.7/0.8/0.9mm Length available:45cm to 600cmFinish treatment: anodized & powder coatedPacking: PP bag or packing can be provided by clients painting roller aluminum telescopic tube