Features: *Made of high quality material, durable and practical to use. *Delicate and exquisite, highly match the equipment. *Solid and durable, long service life. *Easy to install and reliable to use. Compatible with for String Trimmers For 20V Max Cordless 13-inch Battery Powered String Trimmer, HT22-401-03-05 For 20V MAX Cordless 12-Inch String Trimmer, HT19-401-003-06 For 20V MAX Cordless Trimmer Sweeper Combo, HT19-401-003-07 For 20V Max Cordless 13-inch Battery Powered String Trimmer, HT22-401-03-05 For 20V Max Cordless 12-Inch String Trimmer, HT21-401-003-02 For 20V MAX Cordless 13-inch String Trimmer, HT21-401-003-03 For 4.6-Amp 13in Electric String Trimmer HT21-401-002-04 Specificaitons: *Product size: 33*75mm *Weight: 24g Package Contents: 2pcs Spool Cap Cover Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Our products are made of environmentally friendly materials, safe and non-toxic, and will not cause harm to the human body. Please read the product manual carefully before purchasing, and use it correctly according to the operation steps. If you encounter any difficulties or problems during use, please contact us in time, we will solve them for you as soon as possible. Your support is the driving force for us to move forward, and we look forward to sharing your experience and experiences with us. For the quality problems or defects of the product itself, we will provide unconditional return or repair service.