DRS castors are standard chair castors.

The wheel and housing are made of a special polypropylene. The castors are available in a hard version, a soft-tread version and a version with an automatic brake. 

The castors are available in the following versions:

• DR-DRS-50 black
  - for soft surfaces
• DR-DRS-50-D black + light grey tread
  - for hard surfaces
• DR-DRS-50-A black
  - for soft surfaces with automatic brake
• DR-DRS-50-AD black + light grey tread
  - for hard surfaces with automatic brake
  

Pins:

• E11
  - press-in pin
  
• M10
  - threaded pin, various sizes (MOQ)