The Trimmer Spool Suitable For Multiple String Trimmer Models: Wg150, Wg151, Wg151.5, Wg152, Wg153, Wg154, Wg155, Wg155.5, Wg156, Wg157, Wg160, Wg160.1, Wg160.2, Wg163, Wg165, Wg175, Wg180. Package Contains 10 Packs Wa0010 Spools 0.065 Inch; 10ft/pack, 2 Packs Wa6531 Spool Cap Covers.wa0010 Trimmer Spool, 10ft 0.065 Inches, Compatible With Original Spools Models Wa0010 And Cap Covers Models Wa6531 Gt. Wa0010 Trimmer Spool Is Compatible With For String Trimmer And Utilizes Centrifugal Force To Feed The Trimmer Line As It Is Needed. The Auto Feed System Spool Eases The Tedious Work Of Hand-winding Spools. High-quality Spool Andamp Polyamide Nylon Thread, Flexible And Long Service Life. Use Centrifugal Force And Aerodynamics To Reduce Drag And Achieve Fast Cutting.each Spool Comes Pre-wound And May Be Replaced Easily In A Few Seconds. Color: Orange Material: Plastic Package Contents: 10 X Grass Trimmer Line 2 X Trimmer Cap Only The Above Package