This 2-Line Speed-Feed 3-3/4-inch trimmer head only takes 30 seconds or less to load. There is no disassembly required. Just slide line through the head until half of the amount to be added is on each side of the head, grasp the easy grip collar and wind line in. This rugged semi-automatic head is designed for medium to heavy-duty application. Mounts on most straight shaft trimmers using 7.0 Mil by 1.0 left hand, 8 Mil by 1.25 left hand, and 10 Mil by 125 left hand.

• Takes 30 seconds or less to load line
• 3-3/4" left-handed spool
• Adaptors included: 7mm x 1.0 Left-hand, 8mm x 1.25 Left-hand, 10mm x 1.25 Left-hand
• Semi-matic head for medium to heavy duty applications
• Inner wall reduces debris inside the head and large durable eyelets increase line life
• Line tensioning system with split spool reduces vibration

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

This part fits:Rotary - 13375, Stens - 385-284, Shindaiwa - 78890-18001