ECHO SRM-2120 The SRM-2120 String Trimmer is ideal for homeowners seeking speed, efficiency, and comfort. It features a 16 in. cutting swath for fast trimming, a Rapid-Loader® head for quick line changes, and ergonomic handles. The i-30™ starting system offers ease of use for the homeowner. TOP FEATURES 21.2 cc professional-grade, 2-stroke engine i-30™ starter reduces starting effort by 30% Rapid-Loader® Trimmer Head for lightening-fast line changes SPECS Engine Displacement (cc) 21.2 Drive Shaft 4-Layer Cable Shaft Length (in) 59 Fuel Capacity (fl. oz.) 12.8 Cutting Head Rapid-Loader® Cutting Swath (in.) 16 Shaft Type Straight Starting System i-30™ Shield Std. SRM Nylon Line (in dia) .095 Cross-Fire® Dry Weight (lb) (Includes cutting head, excludes harness) 10.7 Warranty 5 year consumer / 1 year commercial