In summary, the JAE MM60 series is a module socket compatible with specifications standardized by PCI-SIG. Additionally, there are two surface mount card hold down versions which include automatic latch and screw nut types. General specifications include that these connectors have 52 positions at a 0.8mm pitch. There are many possible applications available for the MM60 series from JAE that allow individual components to be upgraded or serviced easily without changing the whole system or requiring special tools.