The 10" (254 mm) Pole Saw Bar is designed for use with the M18 FUEL™ Outdoor Power Head (M18FOPH) and M18 FUEL™ Pole Saw Attachment (M18FOPH-CSA). The 10" (254 mm) Chainsaw Bar provides users with 9" (230 mm) cutting capacity. Coupled with the 10" Pole Saw Chain (49162723, sold separately), the cutting system delivers fast cuts with low vibration and minimum kickback.