MTM Case-Gard RS-50 Rifle Ammo Box Insert
The RS-50 Rifle Ammo Box Insert is a rifle-caliber specific, 50-round molded tray designed for secure, stackable storage and quick access; its dedicated pockets give better cartridge retention and spacing than generic universal trays. Compared with foam inserts and divider systems in this list, the RS-50 delivers a lower-cost, rugged polymer solution that avoids foam compression and is more travel-ready for rifle cartridges.
Precise cartridge fit
Rugged stackable case
Precise cartridge fit
Rugged stackable case
Review Summary
"Most buyers praise the RS-50 for its sturdy construction, secure cartridge fit, and neat organization in standard ammo boxes; a few note it doesn't fit every non‑standard container or very short/very long rounds."
Builds ammo towers
Holds 50 rifle cartridges securely in individual molded cells.
Builds ammo towers
Holds 50 rifle cartridges securely in individual molded cells.
Time-Saving Convenience
Skill Development & Mastery
The RS-50 Rifle Ammo Box Insert is a rifle-caliber specific, 50-round molded tray designed for secure, stackable storage and quick access; its dedicated pockets give better cartridge retention and spacing than generic universal trays. Compared with foam inserts and divider systems in this list, the RS-50 delivers a lower-cost, rugged polymer solution that avoids foam compression and is more travel-ready for rifle cartridges.
Precise cartridge fit
Rugged stackable case
Builds ammo towers
Holds 50 rifle cartridges securely in individual molded cells.
Stackable, rugged polypropylene construction resists crushing.
Precise cartridge fit
Rugged stackable case
Builds ammo towers
Holds 50 rifle cartridges securely in individual molded cells.
Stackable, rugged polypropylene construction resists crushing.
$20-35 CAD
Frankford Arsenal Perfect Fit Reloading Tray
The Perfect Fit Reloading Tray is engineered for reloaders who need precise, caliber-specific organization during case preparation and loading, offering tight tolerances and a layout that speeds repetitive tasks. While pricier than simple divider systems, it provides technical advantages over generic trays—improving workflow and reducing handling time—making it a smart buy for serious reloaders compared with the more storage-focused inserts on this list.
Perfect spacing control
Non-slip cartridge cells
Perfect spacing control
Non-slip cartridge cells
Review Summary
"Users like the Frankford Arsenal Perfect Fit trays for tight, uniform cartridge spacing and durable material that speeds loading, though some report occasional fit issues with unusual calibers and minor molding inconsistencies."
Cuddles brass gently
Caliber-specific, precision-molded cells provide consistent cartridge alignment for reloading.
Cuddles brass gently
Caliber-specific, precision-molded cells provide consistent cartridge alignment for reloading.
Skill Development & Mastery
Time-Saving Convenience
The Perfect Fit Reloading Tray is engineered for reloaders who need precise, caliber-specific organization during case preparation and loading, offering tight tolerances and a layout that speeds repetitive tasks. While pricier than simple divider systems, it provides technical advantages over generic trays—improving workflow and reducing handling time—making it a smart buy for serious reloaders compared with the more storage-focused inserts on this list.
Perfect spacing control
Non-slip cartridge cells
Cuddles brass gently
Caliber-specific, precision-molded cells provide consistent cartridge alignment for reloading.
Durable polymer build with flared rims for easy pickup and placement.
Perfect spacing control
Non-slip cartridge cells
Cuddles brass gently
Caliber-specific, precision-molded cells provide consistent cartridge alignment for reloading.
Durable polymer build with flared rims for easy pickup and placement.
$25-40 CAD
Berry's Manufacturing Ammo Box Foam Insert
Berry's foam ammo box inserts offer customizable, high-density foam protection that adapts to unusual or mixed calibers and cushions rounds better than rigid trays, making them ideal when preservation is the priority. Although typically a higher upfront cost and less rigid than molded trays like MTM, their versatility and protective performance outperform simple divider systems when protecting expensive or odd-size ammunition is important.
Custom foam fit
Shock-absorbing padding
Custom foam fit
Shock-absorbing padding
Review Summary
"Berry's foam inserts are lauded for protecting rounds and offering customizable layouts; reviewers say the foam holds up well but some experience gradual compression or slightly imperfect factory cutouts."
Silences clinks
Closed-cell foam cushions rounds and prevents movement inside boxes.
Silences clinks
Closed-cell foam cushions rounds and prevents movement inside boxes.
Time-Saving Convenience
Recreational Enjoyment
Berry's foam ammo box inserts offer customizable, high-density foam protection that adapts to unusual or mixed calibers and cushions rounds better than rigid trays, making them ideal when preservation is the priority. Although typically a higher upfront cost and less rigid than molded trays like MTM, their versatility and protective performance outperform simple divider systems when protecting expensive or odd-size ammunition is important.
Custom foam fit
Shock-absorbing padding
Silences clinks
Closed-cell foam cushions rounds and prevents movement inside boxes.
Easy to trim or order to size for a custom-fit insert.
Custom foam fit
Shock-absorbing padding
Silences clinks
Closed-cell foam cushions rounds and prevents movement inside boxes.
Easy to trim or order to size for a custom-fit insert.
$15-30 CAD
Plano Molding Ammunition Box Divider System
The Plano Ammunition Box Divider System is a modular, budget-friendly solution that converts standard ammo boxes into organized compartments with adjustable dividers for multiple calibers. It offers the best price-to-capacity ratio on this list and is widely available, though it lacks the tailored fit and professional reloading ergonomics of dedicated trays and the cushioning of foam inserts.
Modular divider layout
Tool-free adjustability
Modular divider layout
Tool-free adjustability
Review Summary
"Plano's divider system is appreciated for low cost, modularity and fitting many Plano boxes, but buyers note the dividers can shift under heavy load and provide less precise protection than dedicated trays."
Tetris-style organizing
Adjustable plastic dividers create custom compartments for mixed ammo loads.
Tetris-style organizing
Adjustable plastic dividers create custom compartments for mixed ammo loads.
Time-Saving Convenience
Skill Development & Mastery
The Plano Ammunition Box Divider System is a modular, budget-friendly solution that converts standard ammo boxes into organized compartments with adjustable dividers for multiple calibers. It offers the best price-to-capacity ratio on this list and is widely available, though it lacks the tailored fit and professional reloading ergonomics of dedicated trays and the cushioning of foam inserts.
Modular divider layout
Tool-free adjustability
Tetris-style organizing
Adjustable plastic dividers create custom compartments for mixed ammo loads.
Designed to snap into Plano-style ammo boxes for secure organization.
Modular divider layout
Tool-free adjustability
Tetris-style organizing
Adjustable plastic dividers create custom compartments for mixed ammo loads.
Designed to snap into Plano-style ammo boxes for secure organization.
$20-40 CAD
MTM Case-Gard Universal Ammo Tray UAT-50
The Universal Ammo Tray UAT-50 is a flexible 50-round solution built to accept mixed calibers and provide stackable, durable storage without the compression issues of foam; it’s a cost-effective middle ground between specialty rifle trays and fully customizable foam. Compared to the RS-50, the UAT-50 prioritizes versatility over a rifle-specific fit, and versus divider systems it delivers more consistent spacing and long-term durability for frequent handling.
Universal fit design
Durable polymer build
Universal fit design
Durable polymer build
Review Summary
"The MTM UAT-50 is widely viewed as a versatile, durable and stackable tray that fits many calibers and boxes; a minority of users report larger magnum rounds are snug or require a different insert."
Shape-shifter cells
Universal cells accept a wide range of calibers for mixed storage needs.
Shape-shifter cells
Universal cells accept a wide range of calibers for mixed storage needs.
Time-Saving Convenience
Recreational Enjoyment
Skill Development & Mastery
The Universal Ammo Tray UAT-50 is a flexible 50-round solution built to accept mixed calibers and provide stackable, durable storage without the compression issues of foam; it’s a cost-effective middle ground between specialty rifle trays and fully customizable foam. Compared to the RS-50, the UAT-50 prioritizes versatility over a rifle-specific fit, and versus divider systems it delivers more consistent spacing and long-term durability for frequent handling.
Universal fit design
Durable polymer build
Shape-shifter cells
Universal cells accept a wide range of calibers for mixed storage needs.
Holds 50 cartridges and stacks securely in standard ammo boxes.
Universal fit design
Durable polymer build
Shape-shifter cells
Universal cells accept a wide range of calibers for mixed storage needs.
Holds 50 cartridges and stacks securely in standard ammo boxes.
$20-35 CAD