The Makita EY401MP is a 10" Pole Saw Couple Shaft Attachment designed for efficient pruning of branches in tall trees or hard-to-reach areas. It features a 10" reversible sprocket nose bar, a translucent bar oil tank with adjustable automatic chain lubrication, and a steel drive shaft engineered for lower vibration and longer service life. This attachment quickly connects to Makita's MM4 4-Stroke Engine and 18V X2 LXT (36V) cordless couple-shaft power heads.