HRF721-20-B5-H-P20 Right Angle Hollow Shaft Worm Gear Speed ReducerOur standard 700 Series the heart of Boston Gear's speed reducer product line has been serving many industries reliably for over 40 years. Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market. But why settle for a knock off when you can have the original from Boston Gear. Specifications Reducer Material Paint: Cast Iron, Standard Paint Reduction Type: Single

Output Shaft:Hollow Bore

Bost-Bronz® is Boston Gear’s all-purpose

Little maintenance

Click here for spec sheets: CUCNPHA Spec Sheet

the stainless steel 700 series has been optimized to withstand the harshest washdown conditions

Center Distance: 1

Click here for spec sheets: SUCTPA Spec Sheet

All Boston Gear change gears are manufactured with a double key to accept the compound steel bushings that connect two gears together

Click here for spec sheet: SBF Spec Sheet

Keyway Size: No KWY or Setscrew

Click here for spec sheet: CSA Spec Sheet

Material: Molded Delrin