Throne
The throne is of the three-lobed type
      
      . The throne is attached with a integrated base. The bottom
      two lobes are semicircles.
      
       
      
      
      
      Ring
The ring is of the simple, band type (i.e. the
      ring is made from a band of metal).
      
      
      Shackle
Shackle of the omega type (i.e. Ω-shaped
      shackle). Affixed to the 
throne via
      a large 
pin.
      
      Mater
The mater and limb are of two pieces, riveted
      construction. . Scales on the limb:
      
        
          
          | Range & Units | Numbered | Geometry | Location | 
        
          | Degree | 0 - 360 Degrees | Every 5 degrees | Circular, concentric | outer | 
      
      
      Womb
      
       
       
       
       
       
      
        Lines
        
          
            | Type | Labelled | Description | 
          
            | Meridian line |  |  | 
          
            | Horizon rectus |  |  |