[Ergonomic Handle]The ergonomic trimmer handle is attached to the trimmer shaft, helping the operator stand upright while trimming, and only adds negligible weight to the trimmer shaft. Ideal for edging and trimming by reducing pressure on the lower back; if your arms or back are bent after attaching this trimmer handle, simply slide the vise up or down to a position that suits you. .[With Trimmer Shoulder Strap]The shoulder strap strap distributes the weight of the trimmer, leaf blower and multi-head system, reducing fatigue and arm pain. The swivel clip provides additional flexibility during use. Designed with a lightweight structure, this weed trimmer hanger features a mesh shoulder pad that increases breathability, comfort and minimizes fatigue. .[ & Sturdy Quality]The Weed Eater Handle Extension is made of high-quality and sturdy alloy aluminum material, lightweight and sturdy. It will not easily deform, rust or crack. The handle is 17.7 inches long and 6 inches wide, providing a comfortable grip for long-term use. It is durable enough for your daily use as a lawn care professional or home lawn care operator. .[Easy to Install and Use]Remove the four bolts and the vise base with a hex wrench, attach the vise to the trimmer shaft, tighten the vise to the desired location, adjust the built-in clamp and lock it in place. You can also adjust the angle of the handle as needed to grip the trimmer handle and keep you standing upright. .[Multiple Applications]The ergonomic trimmer handle is suitable for commercial and most residential trimmers and can be used in a variety of environments such as gardens, lawns, roadsides, farms, etc. Edging and trimming without back pain and the weeding handle that keeps you upright at all times makes it easy to trim and edge your garden, property, farm or yard.