18mm 6-32 UNC Radiator Screws for 15mm Fans - 20 Pack

Mount 15mm thick PC fans to water cooling radiators or other 6-32 UNC threaded hardware. These 18mm screws provide the correct thread engagement for standard radiator fin stacks while accommodating the full fan thickness.

Each steel screw features a black oxide finish and 18.5mm usable thread length. The 20-pack includes enough hardware for two 120mm fans or one 140mm fan. Compatible with most stamped radiators that have approximately 1mm of thread depth, leaving 2.5mm of clearance for dust filters or anti-vibration pads when used with 15mm fans.