Description Revolutionary combination of low weight, high horsepower and high torque. Key Features 25.4 cc professional-grade two-stroke engine manufactured from military-grade magnesium Two-stage air filtration system dramatically increases cleaning capability and allows for longer maintenance intervals Tool-less access for convenient in-field servicing Easy start-ability especially for re-starts in hot, dusty climates Large 21 fluid ounce fuel tank for extended run time between fill-ups Over-molded front and rear hand grips for extreme comfort Speed-Feed 400 cutting head that re-loads in seconds without dis-assembly 2:1 gear reduction for fast, efficient cutting Specifications Engine Displacement (cu in): 25.4 Shield: Std. SRM Carburetor: Rotary Drive Shaft: 4-Layer Cable Fuel Capacity (fl. oz.): 20.6 Nylon Line (in dia): .095 Black Diamond™ Shaft Length (in): 59 Dry Weight (lbs)1: 12.5 Shaft Type: Straight Dry Weight (lbs)2: 11.9 Starting System: Standard Consumer Warranty: 5 years Cutting Head: Speed-Feed® 400 Commercial Warranty: 2 years Cutting Swath (in): 17 Rental Warranty: 90 days NOTES:1 With cutting head and shield 2 Without cutting head or shield