The SR 450 backpack sprayer converts without difficulty from misting to dusting applications - no need for special tools or added equipment. Powered by a forceful yet fuel-efficient STIHL 4-MIX™ engine delivering a wider spray range, it features a singlehanded control for superior command and adjustment of air speed, providing greater application efficiency and less product waste.
| Power Output (kw / bhp.) | 2.9 / 4.0 |
| Displacement (cc.) | 63.3 |
| Weight (kg / lbs.) | 12.8 / 28.2 |
