Cross Armory SAFE MAG Fixed Magazine Locking System for MIL-Spec AR-15/M4 Rifles
$56.00 at Ammunition Depot · 4 stores
In stock
Best price
$56.99at Brownells
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Brownells Best price | $56.99checked Oct 1, 2026 | In stock | Buy at Brownells | |
| GunMag Warehouse | $56.99checked Oct 1, 2026 | In stock | Buy at GunMag Warehouse | |
| MidwayUSA | $64.99checked Oct 1, 2026 | In stock | Buy at MidwayUSA | |
| Ammunition Depot | $69.99checked Oct 1, 2026 | In stock | Buy at Ammunition Depot | |
| Sportsman's Warehouse | $69.99checked Oct 1, 2026 | In stock | Buy at Sportsman's Warehouse | |
| OpticsPlanet | $71.79Salechecked Oct 1, 2026 | In stock | Buy at OpticsPlanet | |
| Palmetto State Armory | $60.19checked Oct 1, 2026 | Check store | Buy at Palmetto State Armory | |
| CMMG | $69.95checked Oct 1, 2026 | Check store | Buy at CMMG |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Price history
Lowest in-stock price in the last 30 days: $56.99 at Brownells. Dashed line = out of stock. Tracking since Sep 27, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | $69.99 | $69.99 | $69.99 |
| Brownells | $56.99 | $56.99 | $56.99 |
| CMMG | $69.95 | $69.95 | $69.95 |
| GunMag Warehouse | $56.99 | $56.99 | $56.99 |
| MidwayUSA | $64.99 | $64.99 | $64.99 |
| OpticsPlanet | $71.79 | $71.79 | $71.79 |
| Palmetto State Armory | $60.19 | $60.19 | $60.19 |
| Sportsman's Warehouse | $69.99 | $69.99 | $69.99 |
Since Sep 27, 2026.
About this part
The Lower Parts Kit AR-15 is an AR-15 lower part from CMMG. It's sold by 8 stores (6 in stock), from $56.99 to $71.79. The lowest in-stock price in the last 30 days was $56.99 at Brownells.
Specifications
- Manufacturer
- CMMG
- Platform
- AR-15
From the manufacturer
Complete kit contains every internal part needed to complete or rebuild an AR lower receiver. High-quality components are designed to work in coordination with each other to ensure smooth operation, and they come packaged in color-coded bags that organize related parts for easy assembly. Includes molded-polymer A2 pistol grip, Mil-Spec trigger that offers a conventional, single-stage 6 to 6½ lb. service rifle pull.
AR-15, Issue:11, Page:038
Big Book Catalog, Issue:70, Page:038
Similar lower parts
Guts Blaster Lower Parts Starter Kit For AR-15
$55.99 at Ammunition Depot · 5 stores
In stock
Patriot Ordnance Factory 50 and 90 deg Fire Control Selector for AR-15 Rifle
$57.99 at GunMag Warehouse · 6 stores
In stock
AR-15 Lower Parts Kit
$55.92 at Brownells · 4 stores
In stock
AR-15 ABC/R V3 Bolt Catch Rearward Bias Dimpled Black
$58.90 at OpticsPlanet · 5 stores
In stock Sale
AR-15 ABC/R V3 Bolt Catch Serrated Black
$58.90 at OpticsPlanet · 3 stores
In stock Sale
Rating
No ratings yet
Log in to rate this part.
Comments
Please log in to read and leave comments.