great lakes firearms logo
  • Shop
  • About
  • Services
    • Engraved Guns
    • Light Gunsmithing
    • Ultrasonic Gun Cleaning
  • Contact
$0.00 0 Cart
  • Ammo
    • Handgun Ammunition
    • Rifle Ammunition
    • Rimfire Ammunition
    • Shotgun Shells
  • Guns
    • Combination Guns
    • Derringers
  • Handguns
    • Semi Auto Handguns
    • Single Shot Handguns
    • Revolvers
    • Other Handguns
  • Magazines
    • AR Magazines
    • AK Magazines
    • Handgun Magazines
    • Rifle Magazines
    • Shotgun Magazines
  • Optics
    • Binoculars
    • Gun Scopes
    • Gun Sights
    • Laser Sights
    • Night Vision
    • Range Finders
    • Red Dots Sights
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Rifles
    • AR Rifles
    • AK Rifles
    • Bolt Action Rifles
    • Lever Action Rifles
    • Pump Action Rifles
    • Semi Auto Rifles
    • Single Shot Rifles
    • Other Rifles
  • Parts
    • AR Lower Parts
    • AR Lower Parts Kits
    • AR Upper Parts
    • AR15 Parts
    • Class 3 Parts & Accessories
    • Glock Parts
    • Gun Parts
    • Gun Parts Kits
    • Handgun Parts
    • Other AR15 Accessories & Parts
  • Shotguns
    • Bolt Action Shotguns
    • Lever Action Shotguns
    • Over Under Shotguns
    • Pump Action Shotguns
    • Semi Auto Shotguns
    • Single Shot Shotguns
    • Side By Side Shotguns
    • Other Shotguns
  • Scopes
    • Scope Accessories & Scope Parts
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Pre-Owned
great lakes firearms logo
  • Ammo
    • Handgun Ammunition
    • Rifle Ammunition
    • Rimfire Ammunition
    • Shotgun Shells
  • Guns
    • Combination Guns
    • Derringers
  • Handguns
    • Semi Auto Handguns
    • Single Shot Handguns
    • Revolvers
    • Other Handguns
  • Magazines
    • AR Magazines
    • AK Magazines
    • Handgun Magazines
    • Rifle Magazines
    • Shotgun Magazines
  • Optics
    • Binoculars
    • Gun Scopes
    • Gun Sights
    • Laser Sights
    • Night Vision
    • Range Finders
    • Red Dots Sights
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Rifles
    • AR Rifles
    • AK Rifles
    • Bolt Action Rifles
    • Lever Action Rifles
    • Pump Action Rifles
    • Semi Auto Rifles
    • Single Shot Rifles
    • Other Rifles
  • Parts
    • AR Lower Parts
    • AR Lower Parts Kits
    • AR Upper Parts
    • AR15 Parts
    • Class 3 Parts & Accessories
    • Glock Parts
    • Gun Parts
    • Gun Parts Kits
    • Handgun Parts
    • Other AR15 Accessories & Parts
  • Shotguns
    • Bolt Action Shotguns
    • Lever Action Shotguns
    • Over Under Shotguns
    • Pump Action Shotguns
    • Semi Auto Shotguns
    • Single Shot Shotguns
    • Side By Side Shotguns
    • Other Shotguns
  • Scopes
    • Scope Accessories & Scope Parts
    • Sight Magnifiers
    • Spotting Scopes
    • Thermal Sights
  • Pre-Owned
$0.00 0 Cart
Sold out
Click to enlarge
Home Gun Parts Rifle Parts Rifle Stocks MK12 18” STAINLESS STEEL RIFLE LENGTH GAS SYSTEM
FLEX SYS M5 MAG & BDL COMBO KIT STANDARD 3'' SA OBERNDORF BLK
FLEX SYS M5 MAG & BDL COMBO KIT STANDARD 3'' SA OBERNDORF BLK $379.00
Back to products
BARREL 22 LONG RIFLE 16.5'' BLACK
BARREL 22 LONG RIFLE 16.5'' BLACK $375.00

MK12 18” STAINLESS STEEL RIFLE LENGTH GAS SYSTEM

$390.99

MK12 18” STAINLESS STEEL RIFLE LENGTH GAS SYSTEM

Out of stock

Compare
Add to wishlist
SKU: CROW|197568 Category: Rifle Stocks
Share:
  • Additional information
  • Reviews (0)
  • Shipping & Delivery
Additional information
UPC

812526021298

Manufacturer

Bravo Company Mfg / BCM

Manufacturer Part Number

BCM-18SS-KIT

Rate of Twist

1-8

Length

18''

Finish

Silver

Reviews (0)

Reviews

There are no reviews yet.

Be the first to review “MK12 18” STAINLESS STEEL RIFLE LENGTH GAS SYSTEM” Cancel reply

Your email address will not be published. Required fields are marked *

Shipping & Delivery

Related products

Compare

ERGO 2 FLAT TOP AR15/AR10 GRIP KIT SUREGRIP – AMBI – BLK

Rifle Stocks
$23.00
ERGO 2 FLAT TOP AR15/AR10 GRIP KIT SUREGRIP - AMBI - BLK
Add to wishlist
Purchase & earn 23 points!Add to cart
Quick view
Compare

IVER JOHNSON STOCK 2-PC PISTOL – GRIP PUMP&AUTO 12&20GA BLACK

Rifle Stocks
$35.20
IVER JOHNSON STOCK 2-PC PISTOL - GRIP PUMP&AUTO 12&20GA BLACK
Add to wishlist
Purchase & earn 35 points!Add to cart
Quick view
Sold out
Compare

J&E AR15/AR10 MILSPEC 6-POS – REC EXTENSION BUFFER TUBE BLK

Rifle Stocks
$19.99
J&E AR15/AR10 MILSPEC 6-POS - REC EXTENSION BUFFER TUBE BLK
Add to wishlist
Purchase & earn 20 points!Read more
Quick view
Compare

J&E PISTOL BUFFER TUBE COMBO – KIT BLACK

Rifle Stocks
$33.18
J&E PISTOL BUFFER TUBE COMBO - KIT BLACK
Add to wishlist
Purchase & earn 33 points!Add to cart
Quick view
Compare

M-LOK CABLE MANAGEMENT COVERS – BLACK, LONG, 2/PC

Rifle Stocks
$18.00
M-LOK CABLE MANAGEMENT COVERS - BLACK, LONG, 2/PC
Add to wishlist
Purchase & earn 18 points!Add to cart
Quick view
Sold out
Compare

MOSSBERG FOREARM SYN 12GA BLK – FOR MODELS 500 535 835 590

Rifle Stocks
$32.00
MOSSBERG FOREARM SYN 12GA BLK - FOR MODELS 500 535 835 590
Add to wishlist
Purchase & earn 32 points!Read more
Quick view
Compare

Ruger American Rimfire Stock Module High Comb/Standard Pull

Rifle Stocks
$16.00
Ruger American Rimfire Stock Module High Comb/Standard Pull
Add to wishlist
Purchase & earn 16 points!Add to cart
Quick view
Compare

SME Rifle Stock Riser with Shell Loop

Rifle Stocks
$19.00
SME Rifle Stock Riser with Shell Loop
Add to wishlist
Purchase & earn 19 points!Add to cart
Quick view

    At Great Lakes Firearms of Porter, Indiana, our mission is to provide our customers with the finest firearms and ammunition available, while promoting responsible gun ownership and safety.

    Quick Links

    • About
    • Service
    • Shop
    • Blog
    • Contact

    Useful Link

    • Privacy Policy
    • Term Of Use
    • Returns Policy
    • Reviews

    Great Lakes Firearms

    • (219) 617-6679
    • 1355 Dune Meadows Dr,
      Porter, Indiana 46304

    Newsletter

    Copyright 2025, Great Lakes Firearms | All Rights Reserved.

    Shopping cart
    Close
    Start typing to see products you are looking for.
    Shop
    Wishlist
    0 items Cart
    My account