The Okuma Altera Sea Spinning Reel features a corrosion-resistant graphite body, 4 ball bearing + 1 roller bearing and quick-set infinite anti-reverse system.

Altera Sea Spinning Reel
| Model | Gear ratio | Bearings | Weight(g) | Line retrieve(cm) | Max Drag Force(kg) | Monofilament line capacity (diameter in mm.) |
| ATES-1000A | 5.0:1 | 4+1 | 205 | 63 | 3 | 0.15/250, 0.20/140, 0.25/90 |
| ATES-3000A | 5.0:1 | 4+1 | 245 | 71 | 7 | 0.20/300, 0.25/200, 0.30/130 |
| ATES-4000A | 5.0:1 | 4+1 | 316 | 79 | 9 | 0.25/260, 0.30/180, 0.35/130 |
| ATES-5000A | 5.0:1 | 4+1 | 302 | 79 | 9 | 0.30/240, 0.35/170, 0.40/125 |