Right Angle Gear Reducers When purchasing a right angle worm gear reducer from TGM, you can select from the TGM product line or from one of the industry standard right angle gear reducers. Inline Parallel Shaft Gear TGM has a product line of inline parallel shaft gear reducers that are precision machined to fit your application. Right Angle Gearmotors TGM is a one-stop shop. If you would like to order a complete gearmotor, no problem. Inline Parallel Shaft Gearmotors If you do not want to worry about sourcing your gear reducer and motor and assembling yourself, TGM can build you an inline gearmotor ready for installation.