Dead Foot Arms
Overview
The DFA Modified Cycle System (MCS) Rifle Caliber with Right Side Folding Stock - Adaptor GEN 2 is designed to enhance the versatility and compactness of your AR-15 platform. It utilizes a Mil-Spec buffer tube and is compatible with a rifle buffer tube type, allowing for a stable shooting experience while enabling the stock to fold to the right side for easier transport and storage. This stock adapter commonly appears in builds featuring a mid-length gas system and chambered in 5.56 NATO, making it an excellent choice for those looking to optimize their setup for both performance and portability.
DFA Modified Cycle System (MCS) RIFLE CALIBER with Right Side Folding Stock - Adaptor GEN 2
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DFA Modified Cycle System (MCS) RIFLE CALIBER with Right Side Folding Stock - Adaptor GEN 2 was the ninth most added stock adapter on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it is the tenth most added stock adapter on the site. Builds with this stock adapter are mostly chambered in 5.56 NATO (68%, then .223 Wylde 21%), split between mid-length (44%) and carbine-length (24%) gas systems, and nearly all AR-15.
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Builds in the community that include the DFA Modified Cycle System (MCS) RIFLE CALIBER with Right Side Folding Stock - Adaptor GEN 2
| Build | Parts | Total |
|---|---|---|
 | 33 | $2804.47 |
 | 29 | $3609.15 |
 | 28 | $5507.00 |
 | 30 | $3634.64 |
 | 29 | $3774.21 |
 | 29 | $4990.03 |
 | 30 | $15807.28 |
 | 26 | $5152.96 |
 | 25 | $2059.46 |
 | 32 | $2299.92 |
 | 30 | $3634.64 |
 | 19 | $2361.55 |
1 global rating
Top reviews
Dead Foot Arms Modified Cycle System with the Gen 2 folding stock adapter lets the rifle cycle while folded. Right side folding. Lockup is positive in both folded and deployed states. Solid feel without the lightweight chintzy feel of cheaper adapters.