A range of TE Connectivity MultiGig Module Accessories.
Stock numbers 718-1645 and 795-0781 are a zinc alloy keyed guide pins for use with 9mm guide module (please see datasheet for dimension details)
Stock number 909-7454 is an M5 keyed guide pin assembly for use with MULTI GIG RT2J connector
Stock number 718-1654 is a mounting screw for 9.0mm RT 2 VITA 46 3U and 6U daughtercard guide module

TE Connectivity Multigig RT Series

MultiGig is a new backplane interconnect family used in Vita 41 and Vita 46 applications that offers levels of flexibility and customization never before seen in the industry,The connectors in this innovatively flexible platform can be combined to provide the density, data throughput, and signal integrity required for any application in today's computer, communications, military, medical, or industrial control industries.

Customizable impedance matched printed circuit wafer interface
Inverse sex backplane connector system with “pinless” interface
Superior crosstalk performance
Optimized footprints for signal integrity and ease of board design
Utilizes a .022 inch diameter via for lower cost board fabrication
Three levels of signal contact sequencing
Telcordia / Bellcore Compliant
Durability rated for 250 Cycles