GLOCK 21 KRISS SUPER V MAGEX G30 EXTENSION- 13RD TO 30RD

Kriss USA magazine extension for use with Glock 21 magazines. Known as the Kriss Super-V magazine extension, Kriss Mag Ex magazine extension, or Kriss Vector magazine extension, these parts kits convert OEM factory Glock 21 45 ACP magazines from 13 round capacity to 30 round capacity without sacrificing function. These Kriss magazine extensions are designed for use in the Kriss Vector line of SMG and CRB models of carbines and sub machine guns, but will also function in any other weapon using Glock 21 magazines including the Glock 21 full size pistol. Magazine extensions will protrude significantly from mag well bottom on Glock pistols.