MTM CASE-GARD J-20 series ammunition cases are a favorite of rifle enthusiasts throughout the world. Made of virtually indestructible polypropylene that will not warp, crack, chip, peel, expand or contract. The CASE-GARD J-20’s are available in five sizes. All rounds are listed bullet up position.
Some reloaders don't like the lid touching there bullets, so the lid dimension below is for them. There are a lot of reloaders that expand the case as much as half inch and claim no problems with accuracy.
17 / 221 / 223 Rem., 17 Fireball, 17 Mach 4, 204 Ruger, 218 Bee, 222 Rem. Mag., 300 AAC Blackout, 300 Sherwood, 300 Whisper, 32 Ideal, 32 Win. S. L., 350 Legend, 351 WSL, 6x47, 7.62 x 37 Musang, 6mm-223 Rem., 7.62x37 Musang, 810 Cadet.
Lid is at 2.35" OAL.
MTM sells the Ammo Box Foam Liner part FL-1-42 which protects the tips and takes the rattle out of the boxes.
One FL-1-42 will pad:
- 8 = J-20-XS-
- 6 = J-20-M-
- 5 = J-20-L-
- 4 = J-20-MLD-
- 5 = J-20-LLD-