It's a crap shoot my friend. I've some turn out beautiful it tends to be darker then maple. And I've had others total rejects. Might think about using dye possibly.
The other half of dovetail cutting is a good safe file. It will only cut on one side just smooth on two sides. Spend the money on a nice one. I believe I got mine from Brownells.
They only had the hook style on the squirrel guns. If you know anyone that does machine work a new one could be built out of a bolt. Finding this unicorn part is very difficult. Good luck.