Product Introduction Consult owner's manual for proper part number identification and proper installation.  It may look like the right part, but it may not fit your particular machine Reload in 30 seconds or less, no disassembly required;Recommended for trimmers with engines 25cc and larger Product name: Small grass head Product specification: Diameter 10.5cm height 5.5cm Product weight : 300g Nut size:  10mm*1.25mm Product features: safe, efficient, durable, quick response, convenient and quick, easy to use, optimal material, fast cutting, multi-environment application Buyer Note: If you are not satisfied with your purchase,simply contact us via eBay message and your interests will be protected. Please don't open a dispute or leave neutral & negative feedback without communication,I will reply within 8 hours of receiving the message,thanks. Please see if the size of your machine is suitable for you. If you buy it and find it inappropriate, please don't blame me for not reminding you. Thank you for your understanding

Returns Accepted for this item if it's within 30 Days