* Default needle type : Blunt needle
* Default needle hub type : Assembly hub
* Default cog type : CB4 (Please refer to the list below)
 
* We usually manufacture Cogs in 4 ways.
  CB1 (ST, Straight Type) – in one direction
  CB2 – 2 directions in 180º degrees
  CB3 – 3 directions in 120º degrees
  CB4 (SP, Spiral Type) – 4 directions in 90º degress (Major type)
 
  Twin Cog Blunt 19G 110/120mm +1 340mm (Major model) 
  Twin Cog Blunt 19G 110/120mm 0-0 340mm (Major model)
 
  Twin Cog Sharp/Blunt 19G 70/80/90/110/120mm 0-0/+1/+2 220/260/300/320/340/360/380/400/420/440/460/480/500mm
 
  * Sharp needle type is only available in non-EU countries.