HRF721-40-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

Click here for spec sheet: UCPA Spec Sheet

An instruction bulletin on mounting and hookup are included with each brake

Click here for spec sheet: UCHA Spec Sheet

Pressure Angle: 14-1/2 Degrees

Operates in all positions

Click here for spec sheet: SAMS Spec Sheet

No control equipment is required

With Teflon as their major ingredient

Boston Gear spur gears are designed to transmit motion and power between parallel shafts

Class F insulation

Click here for spec sheet: HUC Spec Sheet

Straight tooth Miter Gears are cut with a generated “Coniflex” tooth form providing increased life and quieter operating conditions