Compact, twist-lock ammo storage built for the range, hunting bag and organized transport.Pocket Ammo Storage Cases keep rounds grouped by caliber in a durable 3D printed case with a secure threaded closure.Why You’ll Like Them Secure threaded twist-lock closure Compact, pocket-friendly design Helps reduce loose-round movement during transport Multiple caliber and color combinations Made to order by RJ ForgeWorks CapacityRimfire: 17 Mach 2 – 55; 22 LR – 55; 17 HMR – 55; 17 WSM – 37; 22 WMR – 55.Pistol: 25 ACP – 40; 5.7mm – 31; 32 ACP – 25; 380 ACP – 20; 9mm – 20; 38 Special – 20; 357 Magnum – 20; 40 S&W – 20; 10mm – 20; 44 Magnum – 16; 45 ACP – 16; 50 AE – 13.Rifle: 5.56 NATO – 20; 223 Rem – 20; 300 Blackout – 20; 22 ARC – 16; 6mm ARC – 16; 243 Win – 16; 308 Win – 16; 6.5 Creedmoor – 16; 270 Win – 16; 30-06 – 16; 350 Legend – 20; 400 Legend – 16; 7.62x39 – 16; 300 Win Mag – 13; 450 Bushmaster – 15.ImportantAmmo is not included. Confirm the caliber selected before ordering. 3D printed parts can show normal layer lines and minor cosmetic variation.Veteran-owned and made in North Carolina.