Made of lightweight but sturdy alloy aluminum material . No deformation and no rust. Not easy to crack. Constructed from lightweight aluminum, the weedeater grip handle is super durable and sturdy enough for extended use. The ergonomic trimmer grip adds only a negligible amount of weight to the trimmer shaft, making it easy to edge, trim, and maintain your yard, lawn, or landscaping. If your arms or back are bent after installing this trimmer handle, simply slide the vise up or down to find a comfortable position. The lawn trimmer handle is made of lightweight aluminum material, no deformation, no rust and not easy to crack, we can use it for a long time. The weed eater grip adds only a small amount of weight, almost negligible. It can be directly attached to the main shaft, we can handle and lift more easily. 【Increase Comfort & Reduce Pain】The handle grip attaches directly to the trimmer shaft and gives more leverage, making it easier to maneuver and lift. The ergonomic trimmer grip allows you to stand up straight, which will effectively relieve back strain. 【Fits Most Trimmer Shafts】The string trimmer handle comes with two rubber washers 26mm/28mm to use depending on shaft size. We add specially 4*8mm non-slip spacer to match more types of shafts diameters. 【Easy to Install】Our weed eater grip is easy to be fixed by the bracket clamp. The included hex wrench can be used to adjust the angle or height of the built-in clamp and lock it in place as needed. 【Extra Trimmer Strap】The adjustable strap owns breathable shoulder pads to provide stability and reduce pressure on your shoulders. Ideal for use with handle grip, to provide long-lasting comfort, making it easier for you to tackle trimming tasks. 【Lawn Care Helper】The weed eater handle extension is suitable for lawn care specialist or a home lawn care operator to easily trim and edge your yard, properties, farm, or garden with ease.