The new 2CIRCLE suspension- system delivers tremendous effi ciency to the Air Tech bike line. Perfectly developed kinematics enable hardtail-like uphills and maximum riding pleasure on the downhill.
| Frame Height (cm) | 39 | 44 | 49 | 54 | |
| A | Top Tube Horizontal (mm) | 560 | 580 | 600 | 620 |
| B | Top Tube Real (mm) | 533 | 552 | 570 | 590 |
| C | Stearing Tube (mm) | 110 | 120 | 130 | 145 |
| D | Stearing Tube Angle (°) | 70.0 | 69.6 | 70.0 | 70.0 |
| E | Seat Tube Angle (°) | 73.3 | 73.3 | 81.0 | 81.0 |
| F | Wheel Base (mm) | 1062 | 1082 | 1102 | 1123 |
| G | Chain Stay (mm) |
| Material | Alloy 7046 triple butted |
| Travel | 100mm front/100mm rear |
| Seat Tube Ø | 34,9mm |
| Seat Post Ø | 31,6mm |
| Max. Tire Size | 26 x 2.3 |
| Inner Bearing Type | BSA 68mm |
| Inner Bearing Height | 315mm |