These are the newer CASE-GARD ammo boxes. Made of virtually indestructible polypropylene that will not warp, crack, chip, peel, expand or contract, MTM CASE-GARD rifle ammunition cases are still the first choice of rifle enthusiasts throughout the world. Mechanical hinge that is guaranted for 25 years. Snap-Lock latch protects contents from accidental spilling. Textured finish makes it easier to grip and harder to scratch. Cartridge Sizes: 224 Clark/ 240 Wby. Mag./ 257 Roberts/ 270 Win./ 25-06 / 280 Rem./ 30 Gibbs/ 30-06 Spr./ 318 Westley Richards/ 338-06 A-Square/ 35 Whelen/ 375 Rimless 2 1/4"/ 6.5 Carcano/ 6.5x257 Roberts/ 6.5-06 A-Square/ 6.5x54mm Mann-Schone/ 6.5x 55 Swedish/ 7x 64 Brenneke/ 7x72 Rimmed/ 7x57 / 9.3x57mm MAUSER/ 8x57J, 7.7 Jap/ 7.7x58 Jap./ 8mm-06/ 9.3x62/ 9.3x74 Max. OAL= 2.65"