Designed with a smaller radius nose for easy access in tight spaces and engineered with lightweight materials for easy maneuvering. This bar is recommended for use with the M18 FUEL HATCHET 8" Pruning Saw (3004-20) and 8" 3/8" LOW PROFILE� Pitch, .043" Gauge Saw Chain (49-16-2750) and fits saws with an A041 tail mount & narrow kerf chains of the same pitch, gauge, length, and drive links.