Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Questions & Answers
What's the simply explained difference between the FGAA - 03206 and 03207? Expert Answer

The Adams Arms P Series Micro Block Mid Length Piston Kit model FGAA-03206 comes with the standard carrier and model FGAA-03207 has the upgraded low mass carrier.

by Hunter, Gear Expert, February 17, 2023
Why does the product description say “ requires a carbine length gas hole “ on the mid length version page. Is the description incorrect? Expert Answer

The Adams Arms P Series Micro Block Mid Length Piston Kit requires 9.866" from barrel extension to shoulder. Where it says carbine length it is a typo and should say mid length.

by Hunter, Gear Expert, August 25, 2022
Customer Reviews
Helpful Positive Review
Adams in arms Midlink piston kit by Marlin450, July 25, 2018
Adams in arms Midlink piston kit Easy to install and it works excellent to me and I deafly going to purchase another one just like they say the boat carrier don’t get hot and dirty like The other system it’s definitely lotta cleaning maintenance to...
Read More...
2/6 found this helpful
Helpful Negative Review
Difficult to Clean, difficult to time. by Bob, Verified Owner, December 15, 2019
I have both the Adam's (AA) and the Superlative Arms (SA) mid, adjustable, lo pro kits mounted. They both work well. I prefer the Superlative kits for these reasons: 1) The SA kit allows for the removal and cleaning of the op rod and spring without d...
Read More...
15/22 found this helpful
Most Recent Reviews
I've used the Adams arms piston kit in a mid length format on 2 occasions. I've never had a jam outside of setting the gas during set up which is normal for an adjustable block.
Read All 3 Reviews

Code: ADA-GCK-MBPKML-FGAA-03108

MPN: FGAA-03108

UPC: 812151022318

Product No Longer Available

Product Info for Adams Arms P Series Micro Block Mid Length Piston Kit

The Adams Arms Piston System: A short stroke free floating piston system. Is Self-Cleaning. Carbon and gases are expelled forward, away from operator. Corrosive resistant coating processes. Harmonics are not transferred into the barrel. Doesnint vent directly to atmospheric pressure; this eliminates flash signature and supersonic crack which is optimal for night vision and suppresses fire. This system requires a mid gas length (9.866in from barrel extension to shoulder) and a .750in gas seat. This system will work with .223/556 x 45 mm NATOimage

Package Contents:

  • Adams Arms P Series Micro Block Mid Length Piston Kit

Related Products to Adams Arms P Series Micro Block Mid Length Piston Kit

Adams Arms P Series Micro Block Mid Length Piston Kit Unavailable & Discontinued Models

List of Unorderable Models

  • Adams Arms P Series Micro Block Piston Kit, Black, Mid Length, FGAA-03108 , MPN: FGAA-03108 , UPC: 812151022318 , Code: ADA-GCK-MBPKML-FGAA-03108
  • Adams Arms P Series Micro Adjustable Block Piston Kit - Low Mass Carrier, Black, Mid Length, FGAA-03207 , MPN: FGAA-03207 , UPC: 812151022660 , Code: ADA-GCK-MBPKML-FGAA-03207
  • DEMO, Adams Arms P Series Micro Adjustable Block Piston Kit, Black, Mid Length, FGAA-03206 , MPN: FGAA-03206-DEMO , Code: ADA-GCK-MBPKML-FGAA-03206-DEMO
  • Adams Arms P Series Micro Block Piston Kit - Low Mass Carrier, Black, Mid Length, FGAA-03109 , MPN: FGAA-03109 , UPC: 812151022325 , Code: ADA-GCK-MBPKML-FGAA-03109
  • DEMO, Adams Arms P Series Micro Adjustable Block Piston Kit - Low Mass Carrier, Black, Mid Length, FGAA-03207 , MPN: FGAA-03207-DEMO , Code: ADA-GCK-MBPKML-FGAA-03207-DEMO
  • Adams Arms P Series Micro Adjustable Block Piston Kit, Black, Mid Length, FGAA-03206 , MPN: FGAA-03206 , UPC: 812151022653 , Code: ADA-GCK-MBPKML-FGAA-03206
Compare (0)