... brand qualtiy guantee. Linear guide shaft TBI brand Dia. 20mm supplied by SNE Application: 1.Optical axis is widely ... shaft); 2.We can offer linear shaft with diameter 5mm-150mm,maximum length up to 6000mm.3.When you ... including Dia. size 6mm, 8mm, 10mm, 12mm, 13mm, 15mm,16mm, 20mm,25mm,28mm, 30mm, 32mm, 35mm, 40mm, 45mm, 50mm, 60mm. ... are welcome!!! Linear guide shaft TBI brand Dia. 20mm supplied by SNE