Housing: | HD pressed steel, double ballrace swivel Zinc-plated,Dust- proof seal |
Wheel: | HD PU on CI hub,double precision ball-bearing Good rolling resistance Wear resistant, durable Temperature range -15 ° C 80 ° C Hardness: 90 ± 5 shore A |
Housing: | HD pressed steel, double ballrace swivel Zinc-plated,Dust- proof seal |
Wheel: | HD PU on CI hub,double precision ball-bearing Good rolling resistance Wear resistant, durable Temperature range -15 ° C 80 ° C Hardness: 90 ± 5 shore A |