MTM J-20 Slip Top Ammo Box Clear Green
$2.55
The MTM J-20 Slip Top Ammo Box in clear green is made of virtually indestructible polypropylene to securely store your rifle rounds. Available in five sizes to fit various calibers, bullet-up for easy access.
Out of stock
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.
Cartridge Sizes: 220 Swift 224 Clark 225 / 25-284 / 270 / 284 / 307 / 308 / 356 Win. 240 Wby. Mag. 25-06 / 244 / 280 / 6mm / 7mm-08mm Rem. 257 Roberts 30-06 Spr. 30-30 Win. 30-40 Krag. 308 Marlin Exp. 360 Nitro Express 2 1/4” 375 Rimless 2 1/4” 32 Win. Spl. 338 Fed. 35 Whelen 376 Steyr 444 Marlin 400-375 Belterd Nitro Exp. 6.5 Carcano 6.5 Creedmoor 6.5×257 Roberts 6.5-284 Lapua 6.5×50 Jap. Arisaka 6.5×52 Italian 6.5x54mm Mann-Schoen 6.5x55mm Swedish 6.5-06 A-Square 6.5-284 Norma 6mm-284 Win. 7×57 / 7.65×53 / 9.3x57mm / 10.75×68 Mauser 7×64 Brenneke 7.5×55 Swiss 7.7×58 Jap. 7-30 Waters 7.35 Carcano 7.5 Schmidt Rubin Swiss 7.5×54 French MAS 7.5×55 Swiss 7.7×58 Jap. 7-30 Waters 8x57J 8mm-06 9.3×74 9.3×62 9.5×57.
Lid is at 3.36" QAL.
| Weight | 0.269 lbs |
|---|---|
| Dimensions | 6.100 × 3.500 × 1.400 in |
| Manufacturer | Mtm Molded Products Company |
| Finish | Clear Green |
| Weight | not specified |
| Dimensions | not specified |
| Compatible With | various rifle cartridges |
| Material | polypropylene |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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