As baddawg said John at John's Sporting Goods in Everett is a certified Penn and Scotty guy, he has tons of parts readily available. They are fairly expensive though, I bought the female adapter end from him a while back and I think it was like 60-80$ for the damn thing.

Johns: (425) 259-3056
_________________________
When I grow up I want to be,
One of the harvesters of the sea.
I think before my days are done,
I want to be a fisherman.