Restore your tool's battery compartment with this replacement battery cover cap compatible with Ryobi USB Lithium 4V tools. This cap is designed to replace lost, broken, or worn battery covers on compatible models including FVH51, FVM51, FVC51, FVD50K, and FVB01. It provides a secure closure that helps protect the battery and maintain proper fit during use. Manufactured from a high-strength, impact-resistant material, this replacement cap is built to handle regular jobsite and workshop use. The design offers an improved fit compared to the original stock cap, helping keep the battery securely in place. Installation is quick and straightforward—simply remove the damaged cap and replace it with the new one. Package Includes: 1 × Battery Cover Cap (Black) Important: This listing includes the cap only. Tool and battery are not included. Disclaimer: This is an aftermarket replacement part and is not an OEM product. It is not manufactured by, affiliated with, or endorsed by Ryobi. All brand names and model numbers are used only to describe compatibility.