16 brown anti-vibration pads for up to 2 compatible round frame 140mm fans Compatible with NF-A15 series 140mm fans (see Noctua. at website for detailed compatibility info) Pads minimise the transmission of minute vibrations while maintaining full compatibility with standard fan screws and most other mounting systems Original brown design adds subtle brown accents to black chromax line fans Trusted Noctua quality backed up by 6-year manufacturers warranty
