| (hidden) Pitch Builder | SRT2/3-80 T4 |
| Bore Diameter | 12 mm |
| Bore Diameter Tolerance | +/- 0.2 mm |
| Bore Type | Plain |
| Center Distance | 39.48 mm |
| Country of Origin (subject to change) | Japan |
| Face Width, Overall Length | 6 mm |
| Finish | Black Oxide |
| Gear Material & Finish | Black Oxide Coated Carbon Steel |
| Gear Shape | T4 |
| Item | Ratchet Gear |
| Material | Carbon Steel |
| Maximum Teeth Hardness | 60 HRC |
| Metric Module Pitch, Ratchet Pitch | 2.09 |
| Minimum Teeth Hardness | 50 HRC |
| Mounting Distance | 25.7 mm |
| Number of Teeth | 80 |
| Outside Diameter | 53.3 mm |
| System of Measurement | Metric |
| Teeth Angle | 60 Degrees |
| Teeth Heat Treatment | Hardened Teeth |
| Tooth Heat Treatment | Induction Hardened |
