Cylinder Piston Kit For Husqvarna 266 H272 Se 162 Chain Saw Replacement Parts Big Hole 52mm1Come with strong thermal diffusion ability thanks to adopt lightweight high silicon aluminum alloy 2Possess a good thermal fit to the piston and reduces the weight of the whole machine, thermal conductivity is increased by 42% compared with the bimetal structure 3Made after one piece forming, increase the strength of the machine body and improve the surface hardness, more durable 4The product has improved wear resistance, corrosion resistance and high temperature impact resistance greatly 5Possess surging power, strong gas compression ability, clear thread and smooth knob, not easy to jam, very smooth Item Type: Cylinder Piston Kit Material: High silicon aluminum alloy Cylinder Diameter: Approx. 52mm / 2in 1 x Bearing 1 x Cylinder 1 x Piston 1 x Piston Circle 2 x Piston Ring 1 x Piston Pin 3 x Gasket 1 x Spark Plug 1 x Plastic Shell.Items from Sheng Xinshun's shop