I've fixed 7 A-cat masts: 2 were mine - from pitchpoling in lots of wind. None have broken there again. These repairs seems to work just fine, and the critical mast bend character is not dramatically changed.

Dacarls:
A-class USA 196, USA 21, H18, H16
"Nothing that's any good works by itself. You got to make the damn thing work"- Thomas Edison