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systems
A system is a group of interacting or interrelated elements that act according to a set of rules to form a unified whole. A system, surrounded and influenced by its environment, is described by its boundaries, structure and purpose and expressed in its functioning. Systems are the subjects of study of systems theory.
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Shadow Systems 9mm MR920 - Optic Ready - Foundation Series
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- For Sale
- $420
- Portland
- Oregon
** Sale Pending 300 rounds through it and kept it as a backup gun in the safe so it's like new. Comes with (2) 15 round Magpul mags, case, back straps, manual, and cable lock. $420 firm. Cash, Zelle, CashApp, or PayPal. Or $400 without mags. Not interested in trades at this time. Prefer to...- Classified Ad
- Handgun Classifieds
- CoolBreeze808
- Replies: 3
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Shadow Systems MR920 Elite
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- For Sale
- For Trade
- $700
- Tacoma
- Washington
Shadow Systems MR920 Elite with less then 500 rounds shot. Local sale only will meet at the Marksman in Puyallup / Canyon 2 - ten round mags included Possible trades - Glock 47 - Glock 19x - Glock 19 - prodigy + cash my end - let me know what you have Note - buyer pays transfer $700 obo- Classified Ad
- Handgun Classifieds
- RickDick206
- Replies: 1
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GLOCK Mos sight systems.
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- For Sale
- $300
- Tangent
- Oregon
Holosun 407c green c&h plate Trueglo suppresser height night sights for co witness Selling as a package. 300$ obo. Less then six months old with receipts. Five four one 971 oo73- Classified Ad
- Sight, Scope, & Optic Classifieds
- acp
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- Tags
- systems
- Replies: 7
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Shadow Systems MR920P - Like new - Excellent Condition
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- For Sale
- $700
- Kirkland
- Washington
Hello everyone! I have an MR920P for sale by Shadow Systems. This is the compensated version of the MR920 and it shoots very flat! Everything is in perfect working condition and comes with all original accessories and two original magpul magazines. I bought the pistol very recently on 10/2/24 so...- Classified Ad
- Handgun Classifieds
- Kida
- Replies: 0
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DPM Systems M4 Benelli Recoil Reduction System
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- For Sale
- For Trade
- $80
- Mcminnville
- Oregon
DPM Systems M4 Benelli Recoil Reduction System, used. Complete with all springs, tool, spare set screw. This system works great if you are using heavy buckshot and slugs often, but if you are switching between heavy and light (high and low brass) it doesn't work so well. $80 In Mcminnville...- Classified Ad
- Part & Accessory Classifieds
- 71ScoutII
- Replies: 3
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LNIB Shadow Systems MR920 ELITE with Holosun 507C.
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- For Sale
- For Trade
- $900
- Wilsonville
- Oregon
LNIB Shadow Systems MR920 ELITE with Holosun 507C, only 2 mags down the pipe for testing. - Black Nitride Finish - Spiral Unthreaded Barrel - 4"- Bronze TICN Finish - Stainless Steel Guide Rod - Green Tritium Front Sight Please let me know if you need any more photos. I can take more. $900...- Classified Ad
- Handgun Classifieds
- jessygirl20150
- Replies: 2
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LNIB Shadow Systems MR920 ELITE with Holosun 507C., TLR7A and AIWB holster package.
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- For Sale
- For Trade
- $1100
- Wilsonville
- Oregon
LNIB Shadow Systems MR920 ELITE with Holosun 507C, only 2 mags down the pipe for testing. - Black Nitride Finish - Spiral Unthreaded Barrel - 4"- Bronze TICN Finish - Stainless Steel Guide Rod - Green Tritium Front Sight Comes with: - Streamlight TLR7A - AIWB holster - 2 x 15 rounds magazines...- Classified Ad
- Handgun Classifieds
- jessygirl20150
- Replies: 4
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Shadow systems MR920 Holosun 508T
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- For Trade
- $850
- Salem
- Oregon
I have a lightly used Shadow systems MR920. Has a Holosun 508T red dot on top. Has around 300-500 rounds through it. Slight wear on the housing of the red dot from carrying otherwise in perfect condition. Glass is perfect. Interested in trades mainly. 10/22, AR15 (16"), PMR30, drysuit for...- Classified Ad
- Handgun Classifieds
- matfish
- Replies: 2
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Shadow Systems DR920 Optics Ready
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- For Sale
- $450
- Washougal
- Washington
I have a very lightly used (less than 500 rounds fired) Shadow Systems DR920 Foundation Series that is factory milled for a Holosun 509T optic. Only marks are on the barrel hood and magwell. No excessive wear and exactly what you would expect after light use. This is the Glock 17 sized...- Classified Ad
- Handgun Classifieds
- JBSTRD
- Replies: 0
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B5 Systems "Short" Collapsible Precision Stock
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- For Sale
- $150
- Tualatin
- Oregon
B5 Systems Short Collapsible Precision Stock I love this stock, but want to shave some weight off my build and decided to go with something else. It's basically brand new and was mounted but never actually used yet. The "short" refers to the cheek comb riser, they make three different...- Classified Ad
- Part & Accessory Classifieds
- Robinhood_24
- Replies: 0
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Shadow Systems DR920 Foundation w/ Holosun 509T RD X2 Red Dot
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- For Sale
- $700
- Washougal
- Washington
I have an excellent condition Shadow Systems DR920 Foundation Series 9mm that has been factory milled for a Holosun 509T optic. This gun has approximately 500 rounds through it and has been flawless. The Holosun optic is like new as well. Comes with box, docs, Holosun tool, and everything it...- Classified Ad
- Handgun Classifieds
- JBSTRD
- Replies: 4
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WTT: B5 Systems Stock
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- For Trade
- Adair Village
- Oregon
Looking to trade my FDE B5 Systems enhanced SOPMOD stock for same model in black.- Classified Ad
- Part & Accessory Classifieds
- STacoS
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- Tags
- b5 systems stock systems
- Replies: 0
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Plate Carrier, Loaded Battle Belt, HSP Chest Rig, FC Dangler, Slings, MP2 Inserts, Velocity Systems, Ferro Concepts, Haley Strategic, Tactical Taylor
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- For Sale
- For Trade
- Portland
- Oregon
View: https://imgur.com/a/ev8tK1Y View: https://imgur.com/a/CfNWB0F Sale Value/Trade Value: 2 - $430/$450 SubSecond Battle Belt size 38 in MC with inner belt, Kywi triple pistol, Kywi double 5.56, Kbar TDI, T.Rex Arms Dump pouch, T.Rex Arms TQ Holder, Med Pouch (forgot brand but I think... -
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Shadow Systems DR920P
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- Want to Trade For
- Milwaukie
- Oregon
Looking for a Shadow System DR920P want to trade a FN 510 tactical black with an extra mag.- Classified Ad
- Handguns Wanted
- ethanww94
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- Tags
- shadow shadow systems systems
- Replies: 0
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Shadow Systems XR920
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- For Sale
- $550
- Corvallis
- Oregon
Selling my Shadow Systems XR920 setup wearing a Holosun EPS and two 17rd Magpul magazines. Pistol has very low round count, like new. $550 for the pistol (without optic or comp) $300 for the optic Ftf in Corvallis or Salem. Will ship on buyers dime.- Classified Ad
- Handgun Classifieds
- jaytee0115
- Replies: 4
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Shadow Systems War Poet DR920 9mm, 5" 17+1 Rds., w/Holosun HS507C - LIKE NEW
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- For Sale
- For Trade
- $900
- Battle Ground
- Washington
I purchased two of these brand new and now realize that one is plenty and I am interested in replacing my everyday carry Glock 43 with a Shadow Systems CR920x . So I am interested in selling this to buy second pistol to fund that new pistol (or if someone happens to have one of those we could...- Classified Ad
- Handgun Classifieds
- knightasylum
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- Tags
- 17+1 dr920 shadow shadow systems systems
- Replies: 1
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Brand New in Box Shadow Systems MR920 Combat with threaded barrel. Unfired. $475
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- For Sale
- $475
- West Linn
- Oregon
Like the title says. Non-MOS. 15 round mags. This pistol is out of stock at all the places I looked, it also retails for more than I'm asking for it. I unexpectedly won two different Gun broker auctions I was bidding on, so I got stuck with this extra pistol. Includes everything in box from...- Classified Ad
- Handgun Classifieds
- Xmark1
- Replies: 0
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Shadow Systems XR920 Combat with Radian Ramjet
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- For Sale
- $900
- Portland
- Oregon
Selling my XR920 with Ramjet. Includes factory barrel, soft case, 2 mags and all the optic mounting hardware. Seller pays transfer at J&B Firearm Sales in Beaverton. Love this gun but times are tight.- Classified Ad
- Handgun Classifieds
- YaseMon
- Replies: 0
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Shadow Systems DR920 Foundation Series w/ Holosun 509T-RD X2 optic
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- For Sale
- $800
- Vancouver
- Washington
I have an excellent condition Shadow Systems DR920 Foundation Series 9mm that has been factory milled for a Holosun 509T optic. This gun has only 650 rounds through it and has been flawless. The Holosun optic is like new as well. The Talon grip is new and can easily be removed. This will NOT...- Classified Ad
- Handgun Classifieds
- JBSTRD
- Replies: 1
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Shadow Systems MR920 Optic Ready - Foundation Series
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- For Sale
- $480
- Portland
- Oregon
Like new condition, doesn't come with the 2 Magpul PMAGs. Bought it as a backup to my other MR920, only shot it once - 150 rounds. Buyer pays transfer fee. Pay via cash, PayPal F&F, Zelle, or CashApp. Price is firm, not looking for trades. Awesome platform, I put about 9,000+ on mine in just...- Classified Ad
- Handgun Classifieds
- CoolBreeze808
- Replies: 0
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