The Republican leader of the Congressional Second Amendment Caucus blasted the National Rifle Association’s stance on how the federal government should deal with “bump stocks,” and said it’s a recipe for the Trump administration to search for new gun restrictions in the law where there are none.

“I think it’s a horrible idea, to ask the ATF to contort existing law,” Rep. Thomas Massie, R-Ky., told the Washington Examiner on Thursday. “I think it sets a bad precedent.”