Details: * Brand new and high quality *Black and Decker 90583594 trimmer cap *Suitable for Black & Decker series lawn mower models: GH3000 LST540 LST540B GH3000R *Size: 87.5*43mm Package Contents: 3 ×Spool cap Note: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. [Spool Cap Specification]: Compatible with Black+Decker spools, 87.5*43mm, compatible with cap covers models 90583594. [Compatible models]:Compatible with Black+Decker weed eater string trimmer Cap:GH3000 LST540 LST540B GH3000R. [Professional winding spool Cap]: Spools by the CNC machine cutting and winding, automatic line change. Manual winding is cumbersome and can easily get stuck during use, which can cause damage to the string trimmer. [Rugged material]: High-quality material, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting. [Precautions for use]: When you using this product, protective measures should be taken to avoid damage to the body caused by spilled wires. The product is only suitable for young grasses. For strong weeds, use other tools such as blades to trim.