Echo CS-7310PW-32 Chain Saw 32" Full-Wrap Handle Professional 73.5ccEcho CS 7310PW 32 Chain Saw 32" Full Wrap Handle Professional 73. 5cc Power and maneuverability. The wrap handle CS 7310PW is the most powerful Echo chainsaw in North America. It owns a hard earned reputation among professionals for all day performance and all world power. THE MOST POWERFUL Echo CHAINSAW Features: High power 73. 5 cc professional grade, 2 stroke engine For outstanding performance and durability Full wrap handle For more gripping