Product Overviews: The 3pcs 390 791 white attachment sleeve set is a sturdy replacement solution designed for systems tools, offering accurate compatibility and easy installation without modifications Design Features: Features exact dimensions ( 3 / 4 " inner diameter, 7 / 8 " outer diameter, 2 3 / 16 " length) for direct replacement without filing or adjustments, with secure snapping on installation in under 1 minutes Compatibility: Specifically engineered to matching part number 4140 791 7207, these sleeves seamlessly fit models including FR130T, FS55 series, KM100 series, and SP90 series, ensuring perfect tool integration Durability: Made from impacts resistant that withstands drops, frequent attachment changes, and outdoor conditions, providing season long durability compared to sleeves Included Components: Contains 2 connection sleeves ready for immediate use, allowing quick tool maintenance during yard work without requiring workshop repairs or special tools, Manufacturer: Oxxggkao