Upgrade your 12-gauge AR-platform or MKA1919 shotgun with Sierra Defense’s rugged 20-round drum magazine. Built from high-strength, lightweight polymer, this patented design was stress-tested for 10,000 rounds to deliver flawless feeding and rock-solid reliability. A streamlined internal system means fewer moving parts, faster maintenance, and effortless loading, perfect for home defense, competition, or range time. The reinforced, corrosion-resistant steel feed tower shrugs off harsh conditions, while the compact profile keeps handling nimble. Load up, lock in, and run your scattergun longer.
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20-Round Capacity — enjoy extended shooting sessions without constant reloads.
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Lightweight Polymer Body — up to 25 % lighter than comparable drums for better balance.
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Patented, Simplified Mechanism — fewer parts = greater reliability and easier cleaning.
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10,000-Round Reliability Test — proven durability you can trust when it counts.
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Reinforced & Coated Steel Feed Tower — corrosion-resistant for long service life.
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User-Friendly Loading — quick-release winding wheel and clear visual round count.
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Universal Fit — compatible with AR-style MKA1919 and most clone 12-gauge shotguns.
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Multi-Purpose Ready — ideal for home defense, 3-gun, tactical drills, or fun on the range.
- SKU:
- DRUM0127
- UPC:
- 634855000788
- Condition:
- New
- Caliber/Gauge:
- 12 Gauge
- Firearm Fit:
- MKA 1919
- Capacity:
- 20
- Material:
- Polymer
- Color:
- FDE
- Country of Mfg:
- Turkey
- Brand:
- Sierra Defense