"components thereof" is correct and usable in written English.
It is most commonly used in formal or legal contexts. For example, "The contract details all aspects of the agreement, including any components thereof."
Title VI requires domestic manufacture of all "clothing and materials and components thereof, other than sensors, electronics, or other items added to, and not normally associated with clothing" purchased with its funds.
Also, the expected costs per surveillance design and components thereof were calculated.
Histology of instilled intestinal loops indicated that neither the minispheres nor components thereof caused major perturbation.
What is supplied through the construction chain to the client is not an asset or components thereof, but services.
The U.S. International Trade Commission (USITC) has voted to institute an investigation of certain wireless communication devices, portable music and data processing devices, computers, and components thereof.
The U.S. International Trade Commission (USITC) has voted to institute an investigation of certain electronic devices with communication capabilities, components thereof, and related software.
Each mainboard — and component thereof — is extensively tested for thermal and acoustical tolerances to ensure that power consumption is appropriately managed and that the overall system doesn't generate excess ambient noise.
The increasing incidence of terrorism in the Philippines for example forced aviation officials to restrict airport access only to passengers, the sealing of doors and windows at airport terminals being an essential component thereof.
These observations could constitute a signature of CFS or a component thereof.
Such observations raise the possibility that type 1 histology, and perhaps the NII component thereof, might act as a surrogate marker of PGRN mutation-related FTLD.
That this 6-mer occurs so abundantly in many of the stable H2A/H4R3me2s nucleosomal DNA sequences is suggestive of it being a repetitive element, or component thereof – an observation we explore in downstream analysis.
