General description Replacement Parts Roller Brush compatible with Dyson DC24 Vacuum Cleaner. Made of high-strength and environmentally friendly materials, these brushes are designed for easy installation and optimal performance. It is recommended to replace the roller brush every 1-2 months for best results. Technical specifications Material: Plastic Package Contents: 3 x Roller Brush Measurement allowed error: +/- 1-3 cm Other information Color may vary slightly due to light reflection and different displays.