POLYAMIDE 6 - BLUE ELASTIC RUBBER
Non marking, elastic, blue rubber coating, hardness 70±5 Shore A.
Core in high quality polyamide, black.
Excellent smooth and silent running; high abrasion resistance; shocks absorbing.
Temperature range: -20°C / +70°C (-4°F / +158°F).
Hub with: standard shielded or stainless steel sealed precision ball bearings; standard or stainless steel roller bearing; plain bore.