List of products by brand Pololu
Here you will find 100:1 DC geared motors, digital infrared proximity sensors Sharp, encoders for micro motors, microcontrollers for servo motors...
These aluminium gearmotor brackets will let you mount Pololu's 25D gearmotors to your contraption. The packet pair comes with M3 screws in order to attach your motors. These brackets were designed to feature some flexibility as they have several mounting holes and slots for M3 and #4 screws.