





Pololu Universal Aluminium Mounting Hub for 6mm Shafts - #4-40 Holes (2-Pack)
These Pololu universal aluminium mounting hubs allow you to mount custom wheels and mechanisms to 6mmĀ diameter motor shafts
The set includes two hubs, fourĀ #4-40 set screws for securing the hubs to motor shafts, and oneĀ 0.05ā³ Allen wrenchĀ for use with the set screws. Each hub has six threaded mounting holes for #4-40Ā screwsĀ (not included).
We have an assortment of universal mounting hubs available, spanning several shaft sizes and featuring mounting holes threaded for metric or imperial screws. These universal mounting hubs are designed to work with most 6mm diameter shafts, including round shafts and āDā shafts.
Each of the two included hubs has six mounting holes for #4-40Ā screwsĀ (not included), letting you mount custom wheels or mechanisms to your motors. The four included #4-40 hex set screws (two for each hub) allow secure coupling of shaft to hub, with the longer set screws intended for the deeper of the two set screw holes. AĀ 0.05ā³ hex wrenchĀ (often the smallest size in SAE Allen wrench sets) is included for use with the set screws.
The product images show a hub with Pololuās 19:1 metal gearmotor 37Dx52L and aĀ Pololu stamped aluminium L-bracket for 37D metal gearmotors. These hubs will work with any 37DĀ mm metal gearmotors, and they also work with 80mm, and 90mmĀ Pololu wheels.
Specifications
- Size: 25.4mm mm diameter Ć 9.2 mm thick
- Weight: 6.8g*
- Shaft diameter: 6mm
- Mounting hole size: #4-40**
*For a single hub only (without set screw)
**This is also the size of the set screws
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
These Pololu universal aluminium mounting hubs allow you to mount custom wheels and mechanisms to 6mmĀ diameter motor shafts
The set includes two hubs, fourĀ #4-40 set screws for securing the hubs to motor shafts, and oneĀ 0.05ā³ Allen wrenchĀ for use with the set screws. Each hub has six threaded mounting holes for #4-40Ā screwsĀ (not included).
We have an assortment of universal mounting hubs available, spanning several shaft sizes and featuring mounting holes threaded for metric or imperial screws. These universal mounting hubs are designed to work with most 6mm diameter shafts, including round shafts and āDā shafts.
Each of the two included hubs has six mounting holes for #4-40Ā screwsĀ (not included), letting you mount custom wheels or mechanisms to your motors. The four included #4-40 hex set screws (two for each hub) allow secure coupling of shaft to hub, with the longer set screws intended for the deeper of the two set screw holes. AĀ 0.05ā³ hex wrenchĀ (often the smallest size in SAE Allen wrench sets) is included for use with the set screws.
The product images show a hub with Pololuās 19:1 metal gearmotor 37Dx52L and aĀ Pololu stamped aluminium L-bracket for 37D metal gearmotors. These hubs will work with any 37DĀ mm metal gearmotors, and they also work with 80mm, and 90mmĀ Pololu wheels.
Specifications
- Size: 25.4mm mm diameter Ć 9.2 mm thick
- Weight: 6.8g*
- Shaft diameter: 6mm
- Mounting hole size: #4-40**
*For a single hub only (without set screw)
**This is also the size of the set screws





















