TURNED AND PAINTED CAST-IRON WHEELS.
Cast iron wheel, painted.
Round-machined tread.
Excellent smooth running; suitable for extra heavy loads.
Hub with: shielded precision ball bearings; machined plain bore.
HEAVY DUTY CASTORS
Finish: electro-zinc plated, white.
Top plate in pressed steel-sheet.
King-pin riveted to the top-plate.
Thermoplastic dust protection ring (water-resistant).
Hardened steel ball races.
Swivel fork in pressed steel sheet.
Hardened steel balls.
Thermoplastic dust seal (waterproof).
Balls retaining ring in pressed steel-sheet.
Self-locking nut.