Barrett MRAD 300 Winchester Magnum 10 Round Black Finish. 300 Winchester Magnum caliber.image Specifications for Barrett 13552 MRAD 300 Winchester Magnum 10 Round Black Finish: Mfg Item Num: 13552 Supplier SKU: 09916 Category: MAGAZINES AND ACCESSORIES Caliber: 300 Winchester Magnum Capacity: 10 Round Finish: Black Model: MRAD Material: Polymer Type: Replacement Model Fit: MRAD Brand Fit: Barrett The Barrett 13552 MRAD 300 Winchester Magnum 10 Round Black Finish is a quality addition to the Barrett lineup. For more great deals on Rifle Magazines by Barrett please browse our Barrett Magazines page. What firearm models does the manufacturer say Barrett 13552 MRAD 300 Winchester Magnum 10 Round Black Finish is compatible with? The manufacturer says that Barrett 13552 MRAD 300 Winchester Magnum 10 Round Black Finish is compatible with Barrett MRAD