HRF721-30-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

and have excellent wear and corrosion resistance

Wire leads sealed to housing port

Click here for spec sheet: NAPL Spec Sheet

In addition

Gear rack from Boston Gear is designed to operate with our stock 14 1/2° and 20° PA spur gears

and cast iron to suit your application’s requirements

Click here for spec sheets: SUCNPFB Spec Sheet

and with oil grooves

Step Down Adapters are ideal for making the shaft smaller

Get maximum horsepower with minimum size and weight

Click here for spec sheets: SSBSRFB Spec Sheet

A shifting of the valve changes direction–even when the air motor is running full open