HF721-5-B7-H-P21 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

Boston Gear change gears are used primarily on machine tools to provide different cutting speeds while using a constant speed input

self-centering design with mounting flange for use in through-bored components with smaller pitch/outside diameters

Click here for spec sheets: BUCNPT Spec Sheet

Pre-Lubricated: No

They are spring set and electro-magnetically released

Reduction Type: Right 90 Series Spiral Bevel

Step Up Adapters are ideal for making the shaft larger

Entire unit is UHMW-PE

Torque Rating: Not Rated in lb

Click here for spec sheets: SUCNPFB Spec Sheet

Click here for spec sheet: SUCSP Spec Sheet

Bost-Bronz® bearings are one of the most effective bearings available for precision performance