Set of 4 - 200mm black elastic rubber castors with top plate.
These 2 swivel & 2 fixed strong castors has black solid elastic rubber wheels with aluminium centres, ball bearings. Swivel castors with sealed swivel head and grease nipple.
Item dimensions as follows:
Wheel diameter: 200mm
Wheel tread width: 50mm
Wheel bearing: Ball bearings
Top plate size swivel castor: 135x110mm
Top plate size fixed castor: 135x114mm
Mounting hole centres: 105x75-80mm
Mounting hole size: 11mm
Overall height: 245mm
Load capacity: 450kg per castor (1800kg per set)
Hardness of wheel tread 75° Shore A.
Low rolling resistance, low operating noise and very good floor preservation.
The high elasticity of the rubber makes the wheel resume to its round shape faster, avoiding flat spots, and therefore gives a lower rolling resistance than for standard grade rubber.
Good chemical resistance, except to oils.