If you don't know already...Avalon/Gridseed is about to release a new Blade style Scrypt miner (antminer s1 style) :
https://minereu.com/product/gridseed-blade-miner/
Original info link here:
http://cryptomining-blog.com/1855-the-new-gridseed-blade-miner-is-almost-here-for-real-this-time/
Enjoy...