Ronix Boomstick Size Chart
| Size (length in cm) | Area | Rocker height | Center width | Rocker (angle/profile) | User weight |
| 40 | 564 sq.in. (0.364 m²) | 1.8" (4.6 cm) | 15.4" (37 cm) | 8.2° / Blended-Hybrid | Up to 165 lbs 75 kg |
| 42 | 577 sq.in. (0.372 m²) | 1.9" (4.8 cm) | 15.4" (37 cm) | 8.2° / Blended-Hybrid | Up to 180 lbs 82 kg |
| 44 | 594 sq.in. (0.383 m²) | 2.0" (5.1cm) | 15.4" (37 cm) | 8.2° / Blended-Hybrid | From 155 lbs 70 kg and up |
