MODULAR BUILD UP MODULAR BUILD UP Easy maintenance. All components can be easily reached for maintenance/repair (simply) by removing the cover. Applied to: SG-50 + PT 04 SG-50 (with trolley) Green Jet Weed Removal SG 70 SG 50 Benefits Easy access to internal components by removing the cover. Internal part can be easily reached for fast maitenance and/or repair opertaions. Sturdy structure with high resistance to thermal shocks, weather conditions, and corrosion from chemicals.