With the UANBUY cs1050 you trust decades of proven and robust technology, that withstands the most difficult and rough conditions. Chainsaw UANBUY cs1050 is one of our power product products with a strong and tough design so it is very convenient and reliable to cut down trees and cut wood with a larger diameter of wood. Engine type : Two-stroke, Air-cooled Fuel mixture ratio : 25:1(Gasoline 25 : 2-cycle Oil 1) Cylinder diameter : 58mm*40mm Standard bar lengths : 36"(91.4cm) Power : 4.8KW (6.0 HP) Optional bar lengths : 30"/33"/42" Displacement : 105cc Chain pitch : 3/8" Working speed : 7000rpm Chain Gauge : .404" Idle speed : 2000rpm Net weight (without bar/chain) : 11kg(24.2 lb) Ignition : CDI Gross weight(with bar /chain) : 14kg(30.9 lb) Fuel tank : 1200ml(42.5 oz.) Packing size : 570*330*340mm Oil tank : 530ml(18.8 oz.) Qty.:20'/40'/40'HQ : 450pcs/930pcs/1080pcs