Oregon 91PX chain is for homeowners and occasional users who want a low-vibration and low-kickback saw chain. The Chamfer Chisel cutters' twin cutting corners offer outstanding performance. These cutters are durable, easy to maintain and forgiving. Pitch: 3/8" Low Profile™, gauge: .050", drive link count: 56LubriTec™ keeps your chain and guide bar oiled for less friction and longer lifeFor saw sizes up to 42 ccThis saw chain met the kickback performance requirement of ANSI B175.1-2012 when tested according to the provisions of ANSI B175.1-2012. Low-kickback saw chain meets the kickback performance requirement of CSA Standard Z62.3.