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The RM-30SL brings proven reliability to your AR platform without overcomplicating things. Built from DuPont Zytel polymer with a steel-lined construction, this 30-rounder pairs a solid polymer body with the durability of stamped steel feed lips. The over-molded feed lips and steel magazine catch lock in tight with zero wobble, giving you the snug fit that keeps feeding consistent through strings of fire.
ProMag engineered this mag around their patented roller anti-tilt follower and heat-treated chrome silicon spring. The roller follower minimizes friction as rounds feed up, which means smooth, predictable performance even during fast shooting. The spring itself is rated to stay loaded and stored for up to six years without taking a set, so whether you're stashing mags in a safe or rotating them through your range bag, they'll be ready to go when you need them.
This isn't a competition-tuned mag or a fancy niche product. The RM-30SL is made to work at the range, on training days, and anywhere a dependable 30-round magazine belongs. The steel-lined construction resists wear in harsh conditions, while the polymer body keeps weight reasonable and won't degrade from UV exposure. Made in the USA and backed by ProMag's lifetime warranty against manufacturer defects, this is the kind of magazine you can load up and count on.
Yes, the RM-30SL is designed to fit any standard mil-spec AR-15 chambered in .223 Remington or 5.56 NATO. The STANAG-pattern design ensures compatibility with most AR-pattern rifles. Just verify your rifle accepts standard 30-round magazines before purchasing.
The patented roller anti-tilt follower reduces friction as rounds feed upward, resulting in smoother, more reliable feeding. The rollers roll against the magazine walls rather than sliding, which minimizes wear and maintains consistent performance through extended use.
Absolutely. The ProMag RM-30SL uses an anti-fatigue chrome silicon spring rated to stay loaded and stored for up to six years without degrading. This means you can load a mag and confidently store it without worrying about spring tension loss or feed issues when you retrieve it.
The steel-lined feed lips and magazine catch offer superior corrosion resistance and durability compared to all-polymer designs, especially in harsh or wet environments. The combination gives you reinforced feeding surfaces where they matter most while keeping the overall package light and drop-resistant through the polymer body.
| UPC | 708279014277 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | RM-30-SL |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Capacity | 30 |
| Color | Black |
| Length | 10.5000 |
| Model | |
| Model Fit | AR-15 |
| Product Type | Magazine |
| Shipping Weight | 0.52 |
| State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
| State Restriction (IL) | NO SALE TO ILLINOIS PICA |
| State Restriction (OR) | NO SALE TO OREGON |
| State Restriction (RI) | NO DIRECT SHIP TO RHODE ISLAND |
| State Restriction (WA) | NO DIRECT SHIP TO WASHINGTON |
| Quantity | 1 |
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