Description: Professional power with everyman accessibility. Available with a 14 in. bar, the 30.5 cc CS-310 is loaded with user-friendly features to maximize productivity and minimize user fatigue. TOP FEATURES i-30™ starter reduces starting effort by 30% Tool-less, easy-access air filter 30.5 cc professional-grade, 2-stroke engine Features: Quick Starts and Confident Cuts: Equipped with a 30.5 cc professional-grade, 2-stroke engine, ensuring exceptional performance and durability. Top-mounted, Tool-less Access Air Filter: Facilitates easy access to the air filter, reducing maintenance time and hassle. i-30™ Starting System: Reduces starting effort by 30%, providing hassle-free startups. Automatic Clutch-driven Oiler: Functions only when the chain is in motion, effectively reducing oil consumption. Side-access Chain Tensioner: Allows for effortless adjustments to the chain for optimal performance. Vibration-reduction System: Enhances operator comfort by minimizing vibration during operation. Available in 14 in. and 16 in. Bar Lengths: Offers versatility for various trimming and limbing tasks. Specification: CO² Emissions (g/kW・h): 846 Sound Power Level (dB(A)): 111.2 Sound Pressure Level (dB(A)): 102 Vibration (Front Handle/Rear Handle) (m/s²): 3.3 / 3.1 Applicable Bar Length (cm/inch): 33, 35, 40, 45 / 13, 14, 16, 18 Carburetor: Diaphragm Chain Brake: Inertia Chain Oil Tank Capacity: 0.270 Chain Tensioner: Side Choke with Automatic Fast Idle Release: Yes Dry Weight (kg): 4.3 Engine Displacement (cm³): 42.9 Fuel Consumption at Maximum Engine Power (L/h): 1.24 Fuel Tank Capacity (l): 0.40 Guide Bar Gauge (inch): 0.050 Ignition System: CDI Output (kW): 2.3 Output (ps): 3.1 Priming Pump: Yes Saw Chain Pitch (inch): 0.325 Start Assist System: ES-Start table { width: 100%; border-collapse: collapse; text-align: center; border: 1px solid black } td, th { border: 1px solid #dddddd; padding: 8px; } Width Weight Height Length 0 Inch 14.8 Pounds 0 Inch 0 Inch