The NM-i17xx-MP83 is a SecuFirm2™ mounting upgrade kit that allows Noctua CPU coolers with 83mm mounting pitch (see detailed compatibility information) to be upgraded to Intel’s latest LGA1700 (LGA17xx family) platform. True to the SecuFirm2™ tradition, it combines outstanding reliability, optimal contact pressure and easy, straightforward installation in order to enable Noctua users to continue using their heatsinks on Intel’s latest Core series processors.