1. Replacement : Plastic lawn mower are the perfect replacement for garden peelers, trimmers and lawn mowers.2. Product Parameter: Length: 83mm, large circle diameter: 12mm, small circle diameter: 7mm.3. Easy to Install: You can install the without any other tools,and it is safe and convenient.4. Wide Compatibility: Suitable for bosch art23 li accutrim easytrim accu gtech st 04 & st 05 strimmer / trimmer qualcast mown trim easi-lite 28, 30 homebase st05 sovereign st05.Material:plasticcolour:RedPackage Contents:80 * Plastic Grass TrimmersOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.