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PWS AR-15 MK114 MOD 2-M Long Stroke Gas Piston Complete Upper Receiver 223 Wylde 14.5" Barrel M-LOK Pinned
Sold byMidwayUSA•Posted Apr 27, 2026
Compare prices for PWS AR-15 MK114 MOD 2-M Long Stroke Gas Piston Complete Upper Receiver 223 Wylde 14.5" Barrel M-LOK Pinned$1,299.95
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The MK114 MOD 2-M Upper operates on the highly acclaimed PWS Long Stroke Piston System, renowned for its reliability and reduced fouling. The inclusion of a 3-setting Adjustable Gas System allows users to fine-tune gas flow, ensuring optimal performance in diverse shooting conditions as well as optimizing it for suppressor use. This innovative system not only enhances reliability but also provides adaptability to various ammunition types and environmental factors. FeaturesPWS Long Stroke Piston
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