Dell DP/N0H4X6X ReadyRails II Sliding Rail Kit

The product with Dell Part Number (DP/N) 0H4X6X is a Dell ReadyRails II Sliding Rail Kit designed for mounting 2U servers into server racks. Here's a breakdown of what's included in the kit:
Product Description
Kit Name: KIT, RAILS, SLIDING, READYRAILS II, 2U, B6
Main DP/N: 0H4X6X
Components in the Kit
DP/N 0FYK4G: ASSY, RCKRL, RDYRL, 2U, SL, RT
(Rack Rail Assembly, ReadyRails, 2U, Sliding, Right Side)
DP/N 061KCY: ASSY, RCKRL, RDYRL, 2U, SL, LF
(Rack Rail Assembly, ReadyRails, 2U, Sliding, Left Side)
DP/N 0J444H: STRAP, CBL, VELCRO, 2U
(Velcro cable management straps for 2U server mounting)
DP/N 0MYMXN: PLCMT, RACK, 2U, SLIDING, SFF, V2
(Plastic mounting bracket or alignment piece, used for Small Form Factor racks)
Origin
All components are Made in China.
Use Case
This kit is typically used for installing Dell 2U servers (such as PowerEdge models) into standard 4-post server racks. The sliding rails allow for easy maintenance and access without having to fully remove the server from the rack. Please review pictures carefully and let us know if you have any questions!