These case-gard ammo boxes are made of virtually indestructible polypropylene that will not warp crack chip peel expand or contract.Each box holds 50 rounds in individual compartments.The mechanical hinge and snap-lok latch protects contents from accidental spilling while the textured finish makes it easy to grip and scratch-resistant.Each case-gard r-50 series ammo box is supplied with a load label for recording load and sight data.Calibers-oal 3.85" 26/28/30/33 nosler 260 rem. 6.5-08 a-square 257/270/300/ 338-378/340/375/6.5-300/7mm wby.Mag. 264/300/330/338/458 win.Mag. 300/375 h&h mag. 300/338/375/7mm/rem.Ultra mag. 30 super flanged 300/330/375/416 dakota 300 prc 303 brit. 308/358 norma mag. 358 sta 25-284/38-72/405 win. 400/400-350 nitro exp 400-360 thin rim purdey 404 jeffery 40-65 sharps str. 444 marlin 375 ruger 6.5-284 norma 6.53 scramjet 6.5x52 ital. 6.5x57 rimmed 7.21 firebird 7mm rigby 7x61 s&h 416/6.5/7mm 8mm rem.Mag. 416 taylor 458 lott 6.17 spitfire 7mm stw 7.5x 54 swiss 7.62x54r 8x64 brenneke 8x65 rimmed 8x68s mag. 9.3x74 9.3x82 rimmed 9.5x57 10.75x68 mauser.Bullet down: 280 flanged nitro express 378 wby.Mag. 338 lapua mag. 416 rigby 500 nitro 6.5 x 58 rimmed 7.82 warbird 8.59 titan.Type: Ammo BoxModel: Case-GardFinish: Clear BlueSize: 270/300/325/338Material: PolypropyleneCapacity: 50rdDimensions: 3.85" Max OALHardware: Snap Latch