SKU CSSI|MTJ20XS Category

MTM J-20 Slip Top Ammo Box .17/.223/.222 Magnum Clear Green

MTM J-20 Slip Top Ammo Box .17/.223/.222 Magnum Clear Green

$4.00

94 in 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: 17 / 221 / 223 Rem. 17 Fireball 17 Mach 4 204 Ruger 218 Bee 222 Rem. Mag. 300 Sherwood 300 Whisper 32 Ideal 32 Win. S. L. 351 WSL 6×47 6mm-223 Rem. 810 Cadet.

Lid is at 2.35" QAL.

Additional information

Upc

026057223162

Manufacturer

MTM

Manufacturer part number

J-20-XS-16

Shipping weight

0.1188

FAQ

BJ Firearms LLC is a federally licensed firearms business focused on providing quality firearms, accessories, and related services while promoting responsible ownership, education, and community engagement.

The company was founded to serve firearm enthusiasts with knowledgeable service, real-world experience, and a commitment to professionalism and safety.

We focus on real experience, personalized service, hands-on product knowledge, and community involvement — not just sales. Our goal is to help customers make informed decisions and feel confident with their equipment.

Yes. We operate as a federally licensed firearms dealer (FFL), following all applicable federal, state, and local regulations.

Yes. We partner with trusted suppliers to provide quality products and reliable sourcing.

Yes. We partner with content creators and industry professionals to provide real-world insights and experiences.

We work with everyone — from first-time buyers to experienced enthusiasts. Education and guidance are a big part of what we do.

We offer firearms, accessories, gear, and related equipment depending on availability and customer needs.

Yes. We help customers evaluate their needs, experience level, and intended use to find the right fit.

Yes. Depending on the request, we can help source specific products or assist with custom configurations.

Yes. We actively engage in hands-on experiences, demonstrations, and community-related firearm activities when possible.

Yes. We support content that helps people learn about equipment, safety, and responsible firearm ownership.

Social Media Posts

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Customer Reviews

“Outstanding customer service.” I had a lot of questions before buying, and they walked me through everything without pressure. Super knowledgeable and easy to work with. You can tell they actually care about their customers.
Verified Customer
“Best experience I’ve had buying gear.” Professional, responsive, and honest. They helped me choose exactly what I needed without overselling anything. I’ll definitely be coming back.
Verified Customer
“Great people, great service.” Very down-to-earth and easy to talk to. They explain things clearly and make sure you understand your options. Highly recommend, especially if you’re new.
Verified customer

BJ FIREARMS LLC

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