These light-weight brackets are specifically designed for 20mm diameter motors with 15mm pitch diameter mounting holes like the Pololu 29:1, 73:1, and 154:1 metal gearmotor 20D mm. Each bracket features three mounting holes and ten mounting slots (five along each edge) for M3 or #4-size screws, giving you a variety of mounting options. A total of four M2.5 screws (two for each bracket) are included for securing the motors to the brackets.
Supplied in pairs, motor not included.