Surprise! The OnePlus 7T Pro 5G McLaren Edition is the extra long name of the company's second 5G phone. However, it's not the missing 5G version of the 7T Pro. At least not for anyone not on T-Mobile US as this is an exclusive for the North American carrier. There's no word on pricing yet or when the phone will be released. This is also the only way to get the 7T Pro in the US, by the way. The OnePlus 7T Pro 5G McLaren Edition (boy, this gets tiring) is essentially the same hardware as the 4G version of McLaren Edition other than the new modem. This means that compared to the OnePlus 7...
Source: https://www.gsmarena.com/oneplus_7t_pro_5g_mclaren_edition_announced_is_exclusive_to_tmobile_usa-news-39781.php