Answered June 2nd, 2019

Kawhi Leonard scored an NBA Finals career-high 34 points, going 16-16 from the line to set an NBA record for most FTA in a Finals game without a miss.

Who has the most FTA with 100 FT% in an NBA Finals game?
Interpreted as:
Who has the most FTA with 100 or higher FT% in an NBA Finals game?