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