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Mega Arms

Mega AR15 MTS Piston Kits - Rifle

Mega AR15 MTS Piston Kits - Rifle
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Availability: Out of stock




The Retro-Fit Piston Driven System developed by Adams Arms will transform and revolutionize the AR15/M-16 Rifle into a modern day platform that will continue to be relevant for many more decades to come.

The Mega MTS Piston kits are designed to work ONLY with the Mega Monolithic style uppers.


  • Piston System
  • 1 Piece Carrier

Additional Info

Additional Info

Manufacturer Mega Arms
Finish No
Barrel Length No
Caliber No
Configuration No
Option No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No



Feel free to ask us any question regarding this product.

At Rainier Arms you can find the best AR15 Parts. The Mega AR15 MTS Piston Kits - Rifle can be purchased for $319.00. Go to to buy your Mega AR15 MTS Piston Kits - Rifle now.