| 
 
 
  
    | 
 
 
  
    | barel floats | type | diametre | height | hole | weight | buoyancy | depth |  
      |  | (approximate mm) | (approximate mm) | (approximate mm) | ( gr ± 10% ) | ( gr ± 10% ) | (m) |  
          
    | AF.BF.S |  
    |  | small | 50-52 | 180-200 | 11 | 54 | 500 | 80 |  
      |  |  | AF.BF.L |  
      |  | large | 60-62 | 200-220 | 13 | 50 | 300 | 50 |  
  
    | Depth is reffered to maximum operational depth in meters |  
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