Add a compact support wheel to your DIY robot or small mobile project with this Mini Ball Caster Wheel. Its ball-style design allows movement in different directions, making it useful as a supporting caster alongside driven wheels.

• Ball-style wheel: Metal ball seated in a white housing.
• Two-hole mounting: Bracket with a fixing hole at each end for attachment to your project.
• Approximate mounting-base size: 45 mm long × 28 mm wide, estimated from the supplied caliper photos.
• Compact design: Suitable for small robot chassis, educational builds and DIY prototypes where the size and load requirements match.

Measurement note: Dimensions are approximate photo-based readings, not precision specifications. Overall height, ball diameter, mounting-hole spacing and load capacity have not been specified.

Before ordering: Check fit and load requirements for your project. Fixing screws are not shown in the photos.

Measurement Photos