Spring Action MK3 308 Win Lower Parts
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The Spring Action MK3 by Cmmg is a 308 Win lower parts assembly with stainless steel construction, perfect for AR-10 upgrades.
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Description
Description
The Spring Action MK3 is a premium lower parts assembly designed for 308 Win firearms, specifically tailored for AR-10 rifles. Its stainless steel finish and high-quality construction ensure durability and reliability in any shooting condition.
Weighing only 0.18 ounces and measuring 17.75 inches in length, this assembly features a sleek silver design that enhances both aesthetics and performance. Made from stainless steel, it offers a robust solution for those looking to upgrade their firearm’s lower parts.
This model is compliant with California Proposition 65, indicating awareness of lead exposure risks. It is designed for a single unit fit, making it an ideal choice for enthusiasts looking to improve their firearm’s functionality and appearance.
Perfect for firearm enthusiasts who want to enhance their AR-10 platform, the Spring Action MK3 is a top choice for competitive shooters and those seeking reliability in their setups.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

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