| Model | O.D. mm (inch)  | 
                  Motor HP (kw)  | 
                  A mm (inch)  | 
                  B mm (inch)  | 
                  C mm (inch)  | 
                  D mm (inch)  | 
                  E mm (inch)  | 
                  J mm (inch)  | 
                  K mm (inch)  | 
                  P mm (inch)  | 
                
| BK 18 | 457 18  | 
                  0.25 0.19  | 
                  375 14.8  | 
                  458 18.0  | 
                  541 21.3  | 
                  624 24.6  | 
                  707 27.8  | 
                  797 31.2  | 
                  140 5.5  | 
                  100 3.9  | 
                
| BK 24 | 610 24  | 
                  0.5 0.37  | 
                  400 15.7  | 
                  511 21.1  | 
                  622 24.5  | 
                  733 28.9  | 
                  844 33.2  | 
                  965 38.0  | 
                  110 4.3  | 
                  152 6.0  | 
                
| BK 30 | 813 32  | 
                  0.5 0.37  | 
                  420 16.5  | 
                  580 22.8  | 
                  740 29.1  | 
                  900 35.4  | 
                  1060 41.4  | 
                  1240 48.9  | 
                  138 5.4  | 
                  152 6.0  | 
                
| BK 48 | 1219 48  | 
                  1.5 1.1  | 
                  640 25.2  | 
                  805 13.7  | 
                  970 38.2  | 
                  1135 44.7  | 
                  1300 51.2  | 
                  1505 59.2  | 
                  210 8.3  | 
                  203 8.0  | 
                
| BK 60 | 1524 60  | 
                  2.0/2.5 1.5/1.9  | 
                  660 26.0  | 
                  872 34.3  | 
                  1084 42.7  | 
                  1296 51.0  | 
                  1508 59.4  | 
                  1746 59.4  | 
                  250 9.8  | 
                  203 8.0  | 
                
| BK 72 | 18.29 72  | 
                  2/5.0 1.5/3.7  | 
                  690 27.16  | 
                  925 36.4  | 
                  1160 45.7  | 
                  1395 54.9  | 
                  1630 64.2  | 
                  1885 74.2  | 
                  315 12.4  | 
                  254 10.0  | 
                
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