Shaft Extensions

BSF Shaft Extensions are primarily used in Gearbox applications. Converts an existing drive shaft to accommodate various internal mounting components.


  • Female / Male Keyed Shaft Extensions - SAE and DIN (Metric) sizes available
  • Female / Male Splined - SAE and DIN (Metric) sizes available
  • Custom Shaft Extensions - Can handle virtually any shaft to shaft connection


  • 304 or 316 Stainless Steel Material
  • Multiple holes for set screws (screws not included in all applications)

More Info

  • Standard Material: 4140 PHT