Model Fit Guide
Fits for Echo Speed-Feed 400 & 450, Stihl AutoCut 25-2 & 40-2, Husqvarna T35, and moreMany popular string trimmer models Including, but not limited to Echo SRM 235 and SRM 230, STIHL FS 56 RC and FS55 R, Husqvarna 128LD, DCST970X1, Troy Bilt TB 22
Note: Works with fixed line, semi and automatic bump-feed heads. Fits both straight and curved trimmers. Recommended for Battery-Powered trimmers greater than 36 volts; Recommended for Gas-Powered trimmers greater than 30cc;
Hipa Youtube Video
Trimmer Head/Line Specifications
Features
● More durable than the standard line: The trimmer line is tough and lasts a long while before it needs to be advanced on the trimmer. It definitely does the job weed wacking!
● Fits all popular trimmer brands: Echo, STIHL, Husqvarna, Redmax, Ryobi, Black & Decker, Cub Cad, Weed Eater, Poulan, MTD, and more
● More convenient to use & store: Auto Feed System compatible spool eliminates time spent hand-winding string trimmers.