BLH60 Single Shaft Input - Single Shaft Output 1:1 & 2:1 Spiral Bevel Gearbox                  BLHT60 Single Shaft Input - Double Shaft Output 1:1 & 2:1 Spiral Bevel Gearbox 

BLHI60 Bore Input - Single Shaft Output 1:1 & 2:1 Spiral Bevel Gearbox                             BLHO60 Single Shaft Input - Bore Output 1:1 & 2:1 Spiral Bevel Gearbox 

BLHB60 Bore Input - Bore Output 1:1 & 2:1 Spiral Bevel Gearbox                                       BLHM60 Single Shaft Input - Counter-Rotating Output Shafts 1:1 & 2:1 Spiral Bevel Gearbox