Headed Spacer 20mm Bearing x 2mm Thick Head x for 12mm Axle Bolt

Our spacer designed for wheels with ball bearing bores. Here's a breakdown of the specifications you provided:

1. Type: Headed Spacer (also known as a flanged bush)
2. Usage: Designed for wheels with 20mm bore ball bearings, specifically for M12 axle bolts.
3. Dimensions:
   • External Diameter: 20mm
   • Internal Diameter: 12mm
   • Collar Thickness: 2mm
   • Length: 20mm

These spacers appear to be custom-made for a particular type of wheel assembly, providing a 12mm axle bolt with the necessary spacing for wheels with a 20mm ball bearing bore. It's important to note the compatibility specification regarding ball bearing bore wheels and the exclusion of traditional roller bearing bore wheels.

If you have any specific questions or if there's more information you're looking for, feel free to ask!