5X20mm, flat bar, the pitch center-to-center of cross bar from 30mm to 200mm.
TAT3220 / 30 / 100SU-Series 30 Aluminium T Bar Grating, Serrated T Bars 32 × 20 ka 30mm Center, Cross mekoallo ka 100mm dikgeo dipakeng tsa mantswe, Mill ea tlhōlo.