Description: PERFECT DESIGN: Special guide plate, the tungsten steel ball does not need to be lubricated, so that the electric shears reduce the resistance during operation and reduce the wear of the machine. HIGH QUALITY: Made of fine quality steel with superiors technology, you can use it safely. Heat treated and quenched rivets make stronger connection between chain links. All the chain cutters have better wear resistance. COMPATIBLE: The same saw can be equipped with different bar lengths. Please verify your parameters to ensure this chain works with your machine. ADVANTAGE: The chainsaw chain and guide accessories are made of 65Mn high-speed steel, with high hardness, fast slicing speed, and improved efficiency. Specification: Material: Steel Size Chart: 4inch 6inch Package Includes: 1Pcs Saw Chain+1Pcs Chainsaw Guide Bar(4inch or 6inch) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!