caster wheel FC80 Size:8",Weight:2.85kg,Diameter:200mm,Height:145mm, Holes: L:84mm, W:72mm. SC80 Size:8", Weight:3 caster wheelFC80Size:8"Weight:2.85kgDiameter:200mmHeight:145mmHoles: L:84mm, W:72mm.SC80Size:8"Weight:3.2kgDiameter:200mmHeight:145mmHoles: L:84mm, W:72mm.