Adams Arms AR Piston Conversion Kit Rifle-Length

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Adams Arms AR Piston Conversion Kit Rifle-Length

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  • Brand: Adams Arms
  • Model: RPS-D-ADA-S
  • UPC: 854262002032
  • Availability: Out Of Stock
Introducing the Adams Arms AR-15 Piston conversion system: a revolutionary new retro-fit piston driven cycling system. Adams Arms Piston Driven system replaces the problematic imPingement system currently associated with the Mil-Spec AR15/M16 style Rifles. This Kit will fit barrel Lengths from 18" to 20"

Carbine Distributor Piston System - Along with our piston system and its parts this package Contains our 1 piece bolt carrier, Handguards and Handguard cap. The Adams Arms Gas Piston System is an end user installed after-market product for Mil-Spec ARs. It will fit on any AR barrel with a .750" or 3/4" diameter at the shoulder where the Front sight base sits. The Mid Length version will work on barrel Lengths from 18" to 20" that has an existing AR15 gas system.

Benefits of the AR-15 conversion, Retrofit Piston-Driven System:

  • Retrofit
  • Easy Installation
  • Drive Rod (one piece vs. multiple)
  • Not a piston (piston inside of cylinder)
  • Can remove system from front of gas block
  • Fewer parts for more reliability
  • Picatinny rail gas block


The AR-15 conversion system increases reliability and eliminates hot gases and carbon from the bolt carrier, which reduces recoil, heat, fouling, and maintenance.

Complete System Includes:

  • Modified Upper M4-Style Handguard
  • Gas Block
  • Plug
  • Sleeve/Drive Rod
  • Bolt Carrier/One Piece
  • Bushing & Spring
  • Modified Handguard Cap
  • Detailed Instructions
  • Lifetime Warranty from Adams Arms


This system will fit:

No Machining Required:

  • Samson Rail
  • Daniel Defense Lite Rail
  • Omega Rail
  • FSP Rail
  • A.R.M.S.® #50 Bi-Level S.I.R.® System
  • Troy Industries MRF-DI

Machining Required:

  • Predator Rail
  • Vltor “CASV-EL”
  • LaRue Tactical Hand-guard
  • A.R.M.S.® #50M-CVâ„¢ S.I.R. System
  • Smith & Wesson M&P
  • Surefire USA M73

This system will NOT fit:
VLTOR VIS
Knight’s Armament “RAS”

How does the Gas Piston System for the AR15 work?

The Carbine version will work on barrel lengths from 10.5" to 16" that have an existing carbine gas system.
The Mid Length version will work on barrel lengths from 16" to 18" that have an existing mid length gas system.
The Rifle version will work on barrel lengths from 18" to 24" that have an existing rifle gas system.

UPC 854262002032
MSRP $360.90
Accessories Hand Guard and 1-Piece Bolt Carrier
Finish / Color Black
Hand No
Model Rifle Length Standard Height
Notes Clamp-On
Type Conv Kit

 

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