Adams Arms Gas Piston Conversion Carbine

This is the Adams Arms Retro-Fit Piston Driven Cycling System for the AR-15/M-16 rifle. Adams Arms' piston driven systems replace the impingement system currently used in the mil-spec AR-15, M-16 type rifles.  It will fit on any AR barrel with a .750" or 3/4" diameter at the shoulder where the front sight base sits.  The Carbine version will work on barrel lengths from 10.5" to 16" that has an existing carbine gas system.  The Adams Arms Gas Piston conversion offers the following benefits and features:

• Lowers recoil 30 to 40 percent by using a short stroke shaft
• Improves accuracy by lowering recoil
• Faster target acquisition
• Eliminates hot gases from entering the receiver
• Makes the firearm more reliable over a longer term of use
• Easy access from front of block with out removing hand guard
• Includes one-piece bolt carrier, handguards and handguard cap