I think I would be inclined to also use one layer of carbon fiber under the glass or at least one extra ply of glass on the leading edge for the first 18" of span just back to the spar since it is very common to pick up the tail by the leading edge of the stab for moving it around on the ground.
Brian Kraut -------- Original Message -------- Subject: Re: KR> Horizontal stab From: Mark Langford via KRnet <krnet at list.krnet.org> List-Post: krnet@list.krnet.org Date: Wed, May 14, 2014 3:58 am To: "KRnet" <krnet at list.krnet.org> My tips were made out of wood, just because it was easier to shape accurately and quickly, as opposed to foam, but if I were to do it today, I'd make them foam and glass.