1PC Steel Flange Coupling Plate Inner Diameter 4mm 5mm 6mm 7mm 8mm 10mm
inner 10mm outer 16mm means Inner diameter 10mm, outer diameter 16mm
inner 8mm outer 16mm means Inner diameter 8mm, outer diameter 16mm
inner 7mm outer 16mm means Inner diameter 7mm, outer diameter 16mm
inner 6mm outer 10mm means Inner diameter 6mm, outer diameter 10mm
inner 5mm outer 10mm means Inner diameter 5mm, outer diameter 10mm
inner 4mm outer 10mm means Inner diameter 4mm, outer diameter 10mm
Hign-concerned Chemical : None