| O-Boy Jr | |
|---|---|
| [[Image:{{{image}}}|225px]] | |
| Manufacturer | Duncan |
| Release date | 1930s |
| Shape | Imperial |
| Color | Red/Black |
| Weight | N/A |
| Dimensions | Diameter: 2" |
| Material | Wood |
| Bearing size | Wooden axle with fixed string |
| Response system | None |
The O-Boy Jr was one of several O-Boy yo-yos released by Duncan. The yo-yo was a beginners' model, typically painted in a half-red, half-black color combination, along with a fixed string.