Indicates that something is only to a limited degree or is the only thing possible/available (e.g. 'all one can do is...'; 'just ...').
彼に頼めるのは手伝ってもらうくらいのものだ。
All I can ask him for is a bit of help.
この問題を解けるのは数学の天才くらいのものだ。
Only a math genius could solve this problem.
彼女の慰めが唯一の救いくらいのものだった。
Her comfort was about the only consolation.