Description:445For performance you can rely on, trust the Husqvarna 445. This robust gas saw features Smart Start® technology and air purge to deliver best-in-class starting performance.* Our proprietary X-TORQ® engine delivers superior performance, increased fuel efficiency and low emissions. And the ergonomic design with LowVib® technology make this saw comfortable to use, even in demanding conditions.Specification:Engine 18" .325", X-Cut, 1,3 mm, SN, FA, single pack RTLBx SKU: 970 61 30-28 Chain speed at max power: 56.76 fts Cylinder displacement: 50.2 cm³ Power output: 2.8 hp Electrode gap: 0.02 in Idling speed: 2,700 rpm Ignition module air gap: 0.01 in Maximum power speed: 9,000 rpm Equipment Recommended bar length, min: 13 in Pitch: .325" Recommended bar length, max: 20 in Chain type: SP33G Bar length: 45 cm Bar length (inch): 18 in Gauge: .050" Dimensions Weight (excl. cutting equipment): 11.2 lbsSound and noise Sound pressure level at operators ear: 103 dB(A) Sound power level, guaranteed (LWA): 114 dB(A) Vibration Equivalent vibration level (ahv, eq) rear handle: 4.9 m/s² Equivalent vibration level (ahv, eq) front handle: 3.1 m/s²