600kgs load capacity spring loaded castors 
Single piece forged alloy steel top plate with integrally forged kingpin

Sealed double ball raceways precision CNC machined

Induction hardened raceways ensure longevity of the castors

Strong elastomeric spring elements designed for specific load ranged ensure uniformcushion effect through the load range unlike stiff steel spring elements that do not react at lowerloads and are ineffective on low load or empty trolleys

Specific elastomeric spring elements available to suit different load ranges

Strong 6mm thick fabricated construction of forks robotically welded inside & outside

12mm Wheel Axle

Options : 4 way directional lock, Total Lock, Wheel face brake