The Makita Paddle Sweep Couple Shaft Attachment is the perfect accessory for Makita 18V X2 LXT (36V) and MM4 4-Stroke Engine Couple Shaft Power Heads (sold separately). The Paddle Sweep Couple Shaft Attachment features a wide sweeping surface of 23-1/4” and 12 durable rubber paddles for optimum performance. The steel drive shaft reduces vibration and increases equipment life.