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Want to convert your Direct Impingement AR to a gas piston? For sale is anAdams Arm kit (MPS-D-ADA-S), box was opened to inspect but not installed/used in an AR15. Kit includes Standard Carrier. Located in South Orange County/Lake Forest or willing to ship at your cost. $245+ shipping if you choose to have it shipped or best offer
see specs at
This system will work with .223/5.56 x 45 mm NATO.
Kit includes:
Patented One-Piece Bolt Carrier
.750" Picatinny Gas Block with 3 settings (full gas for standard fire, half gas for suppressed, no gas for single shot)
Gas Plug
Upper Receiver Bushing
Bushing Installation Rod
Bolt Spring
Drive Rod with Bushing and Spring
M4 Style Modified Handguards
Modified Handguard Cap
Installation DVD
see specs at
This system will work with .223/5.56 x 45 mm NATO.
Kit includes:
Patented One-Piece Bolt Carrier
.750" Picatinny Gas Block with 3 settings (full gas for standard fire, half gas for suppressed, no gas for single shot)
Gas Plug
Upper Receiver Bushing
Bushing Installation Rod
Bolt Spring
Drive Rod with Bushing and Spring
M4 Style Modified Handguards
Modified Handguard Cap
Installation DVD
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