MICRO-LITE narrow kerf chain used in combination with MICRO-LITE bars requires less power from the saw than standard cutting systems Feautres:- Low-vibration, low-kickback chamfer-chisel cutters have an angular shape with twin cutting corners that offer outstanding performance along with durability and easy, forgiving maintenance comparable to round-cornered chains- Narrow 0.043 (1.1mm) gauge reduces the weight of the MICRO-LITE bar and chain combination by approximately 15%- Lubrilink tie straps help keep oil where it is needed-on the chain - Top plate witness mark makes accurate sharpening easier- Lubriwell oil holes in all drive links help carry oil around the full length of the guide bars groove - Recommended for electric saws and Petrol saws up to 35cc for bars from 12" to 16" (30cm to 40cm) Specification:Number of Drive Links: 40 How do I measure the length of my chain? The length of your chain is determined by counting the number of drive links in your chainYour drive link cou