HP 917061-001 Thermal Pad UMA Kit is a replacement thermal material kit for servicing compatible HP ProBook x360 notebooks. HP’s service guide identifies this part number as the Thermal Material Kit and lists replacement thermal material as available for the heat sink and system board.
The service documentation covers the HP ProBook x360 11 G1 and G2 model families. The kit is intended for thermal material replacement during service of those systems, including when the heat sink or system board is being serviced. The precise contents and individual pad dimensions are not specified in the cited documentation.