Oregon 37977 Chainsaw Replacement Bar & Chain Combination, 20"Bars need replacing too, and what better way to get back all of the original cutting power than to install the bar and chain that likely came with your chain saw. This OREGON Bar and Chain combination is compatible with select model saws offered by, but not limited to: Craftsman, Echo, Homelite, John Deere, Poulan Pro, Ryobi, Shindaiwa and Tanaka. OREGON Bar and Chain Combination features smooth cutting, low kickback, and longer bar life. OREGON