This is the first I've seen of this. I've always wanted a longer barreled AK, but I somehow doubt that this is the way to do it.
http://viperspeed.net/index.php?id_product=144&controller=product
Then again, I have spent $20 on stupider things.
http://viperspeed.net/index.php?id_product=144&controller=product
Then again, I have spent $20 on stupider things.