Description:Make workdays more efficient and productive with the class-leading SRM-3020 straight-shaft string trimmer. Featuring lightweight construction, a Speed-Feed® 500 cutting head and a 20 in. cutting swath, it quickly powers through one job and onto the next.Top Features: 1.62:1 gear reduction for fast, efficient cutting Two-stage air filtration system increases cleaning capability and allows for longer maintenance intervals 30.5 cc professional-grade, 2-stroke engine Specifications: Engine Displacement: 30.5 cc Drive Shaft: 4-layer cable Shaft Length: 59 in Fuel Capacity: 24 fl. oz. Cutting Head: Speed-Feed® 500 Cutting Swath: 20 in Shaft Type: Straight Starting System: Standard Shield: SRM 20" Shield Nylon Line Diameter: .095 in (Black Diamond®) Dry Weight (with cutting head): 13.7 lbs Dry Weight (without cutting head, with shield): 12.1 lbs Warranty: 5-year consumer / 2-year commercial