Who has mini riser rail in stock?

Tactical Gear Optics & Mounts
1

http://www.yhm.net/store/rails.html

I want to try the Mini Riser Rail by YHM (#226), but they’re out of stock. Brownells is also showing they’re out of this product.

Who else is making and HAVE IN STOCK a mini riser rail like that?

Any help is appreciated.

Thanks.