Claim: Grendel P30 (Uses a 30-round Zytel magazine) was a semi-automatic pistol designed by George Kellgren and produced in the 1990's.
Evidence: Designed by George Kellgren and manufactured by Grendel Inc., it uses a 30-round Zytel magazine and was available with a 5 or 8 inch barrel. The Grendel P30 is a semi-automatic pistol chambered in .22 Winchester Magnum Rimfire. It was manufactured from 1990 to 1994.