Heres it is
http://www.wgcshop.com/pcart/shopper...fd1e4686d44b2d
It kinda loooks like a "sniper" type stock, probably offers better comfort when holding the gun I'm guessing?
How come they arent using the P90 anymore? I havent been up to date on the SG1 series but the Stargate Atlantis series are still using all P90's.