2025 Lib Tech - Mayhem Retro Ripper Size Chart
| Size | Contact Length | Sidecut | Nose/Tail Width | Waist Width | Stance (in) | Setback (in) | Weight (kg) |
| 156 | 100.0 | 8.0/7.0/6.0 | 30.7/29.1 | 25.4 | 18.75-23.5 | 5 | 55+ |
| 161 | 109.0 | 8.0/7.0/6.0 | 31.7/30.1 | 26.1 | 19.5-24.25 | 5 | 60+ |
| 166 | 118.0 | 8.0/7.0/6.0 | 32.7/30.9 | 27.0 | 29.5-24.25 | 5 | 65+ |
All measurements in centimetres unless otherwise specified