Features: Magazines for Magnum Research Desert Eagle handguns Available in 50 AE, 44 Magnum, and 357 Magnum 50 AE magazine holds 7 rounds 44 Magnum magazine holds 8 rounds 357 Magnum magazine holds 9 rounds Blue carbon finish Witness holes built-in to the left side of the magazine Polymer follower Removable steel floorplate Mfg: Check-Mate Industries Fits Magnum Research Desert Eagle. 50 AE - 7 round. 44 Magnum - 8 round. 357 Magnum 9 round.