[Parts Number] 1 pack x (New/Quality) Replacement part mulch plug cordless mowers part number 541643002, compatible with Ryobi. [Replaces] fits for models RY401014, RY401015, RY401016, RY401014US, RY401015US, RY401016US, RY401020. [Compatible with] Our product is tailored to be compatible with Ryobi mulch plug cordless mowers, specifically designed for part number 541643002. Superior Material: This unique replacement product is crafted from premium materials, seamlessly combining durability, lightweight construction, and exceptional resistance to wear and tear. Not only does this high-quality material ensure longevity, but it also provides an impressive user experience that remains safe and reliable in all weather conditions. Convenient Installation: With its innovative and intelligent design, the product not only delivers top-notch quality but also boasts easy installation without the need for professional assistance. Detailed instructions accompany the product, empowering users to confidently install it themselves quickly and efficiently, saving both time and installation costs. Replacement part fits for New OEM Ryobi mulching plug part number 541643002. Fits for Ryobi 40 volt cordless mower models RY401014US, RY401015US, RY401016US and RY401020.