POLYAMIDE 6.
Highest quality polyamide 6 wheel.
Minimal rolling resistance; excellent resistance to shocks, abrasion and corrosion; easy to clean.
Temperature range: -30°C / +80°C (-22°F / +176°F).
Hub with: standard shielded or stainless steel sealed precision ball bearings; standard or stainless steel roller bearing; plain bore.
EXTRA HEAVY DUTY TWIN CASTORS
Finish: painted.
Top plate in heavy gauge pressed steel sheet.
Kingpin.
Dust protection ring.
Axial ball bearing.
Fabricated swivel fork in heavy gauge steel-sheet.
Tapered roller bearing.
Dust cover disc in pressed steel-sheet.
Locked nut.
Grease nipple.