M3 thread Copper Radiator Screw'd" fasteners are 35mm long.
They include copper color anodized rings to dress up radiator grills or match your custom PC accessories or liquid cooling components. They work with the following PC Radiator Manufacturers with M3 threads.
Compensate for 1 millimeter length loss of thread with the colored collar.
M3 thread fits Alphacool, Aquacomputer, EK, Larkooler, Magicool, Phoyba, Watercool
$9.99 per set of 4.