Stihl 1137 640 2005 Spur Sprocket, 3/8" LP 6T Family_Single Rivet Earmuffs have an ear cup

Earmuffs have an ear cup whose pivot points tilt for optimum comfort and efficiency

for standard length climbers

This mill is perfect for woodworkers

Pro spur sprockets have superior performance and value for professional users

straight stirrup and a dowel & screw replaceable gaff

Stihl 1137 640 2005 Spur Sprocket, 3/8" LP 6T Family_Single Rivet Earmuffs have an ear cupUpgrade or replace your Stihl chainsaw's drive system with these high quality rim sprocket kits. Designed for precision and reliability, these kits provide a smooth, efficient transfer of power from the engine to the chain, ensuring consistent cutting performance in demanding conditions.