Titan Industrial Supply- 1/4"-28 x 1 Hex Head Cap Screw-Grade 8 Fine Thread-Pkg 25

OwlTree 2 Pack USB 5V to 12V 4 Pin Fan Speed Adapter Controller Supported PC Cooling Fan, Max 12V 8W Output (11.8inch)

Noctua NF-A14x25 G2 PWM Sx2-PP chromax.Black, Dual Fan Set for Push-Pull and Side-by-Side Applications (Black)

Lian Li UNI Fan SL-Infinity Fan Hub Controller – 4-Pin PWM & 5V 3-Pin ARGB Control Box, Compatible with SL-INF 120/140 Series, Supports Up to 16 UNI Fan SL-Infinity (Non-Wireless) Fans

Noctua NA-FD1, Fan Duct Kit for NH-L9i and NH-L9a Series CPU Coolers (Black)

Noctua NF-A4x10 5V PWM, Premium Quiet Fan with USB Power Adaptor Cable, 4-Pin, 5V Version (40x10mm, Brown)

Noctua NA-SAV4, Silicone Anti-Vibration Fan Mount Set (16-Pack, Brown)

Noctua NF-A12x15 PWM, Premium Quiet Slim Fan, 4-Pin (120x15mm, Brown)

Noctua NF-P14s redux-1500 PWM, High Performance Cooling Fan, 4-Pin, 1500 RPM (140mm, Grey)