| Model | Flex | Torque (degrees) | Weight (g) | Spin | Launch |
| Isawa Red 55 | A | 4.2 | 54 | Mid-High | Mid |
| Isawa Red 55 | R | 4.2 | 56 | Mid-High | Mid |
| Isawa Red 55 | S | 4.2 | 59 | Mid-High | Mid |
| Isawa Red 65 | R | 3.6 | 63 | Mid-High | Mid |
| Isawa Red 65 | S | 3.6 | 66 | Mid-High | Mid |
| Isawa Red 65 | X | 3.6 | 69 | Mid-High | Mid |
| Isawa Red 75 | S | 3.6 | 74 | Mid-High | Low-Mid |
| Isawa Red 75 | X | 3.6 | 77 | Mid-High | Low-Mid |
Oban Isawa Red was designed using Oban’s proprietary MultiPlex Design Technology. High modulus unidirectional material strategically placed along the length of the shaft in 0, 45, and 90 degree angles reduces ovalization, stabilizing the shaft at impact.