Post and find for free, firearm parts for sale, trade and wanted to buy locally online at a made in Montana gun site. Ads are sorted by the very latest ad at the top. Featured Ads stick to top of all ad list pages chronologically by category, search and location. Featured ads also appear below all individual ads as well as below all blog post pages and the sponsor shop.
Proof Research 6.5 PRC 16”carbon fiber Barrel
02/25/2026
Bozeman
$500.00
(By Lance)
H.S. Precision stock w/ bottom metal and 2 mags (R700LA)
02/25/2026
Jefferson City
NA
(By DDGMT)
02/24/2026
Livingston
$700.00
(By Rmckenzie)
Misc AR-15 parts & 100rd drum mag
02/16/2026
Big Timber
$100.00
(By CRBurk)
02/16/2026
Helena
$80.00
(By Metomt)
Brand New 7PRC Proof Research Rukus/ Anti X Pre- Fit Barrel 1:8
02/10/2026
Belgrade
NA
(By MissionBeartooth212)
02/10/2026
Livingston
$100.00
(By Ted Knitter)
Last reduction. Compact grip and slide
02/04/2026
Grass Range
$120.00
(By LibertyForAll)
02/03/2026
Billings
$450.00
(By Ghost4570)
Misc AR-15 parts (hndgrd, hndstp, DD Micro Riser, Pstl Brc)
01/30/2026
Big Timber
$123,456.00
(By hunter_mt24)
JP Enterprises JP-15 upper receiver
01/20/2026
Missoula
$900.00
(By Khaitran)
Rearden Plan B Muzzle Brakes (8 Total)
02/26/2026
Bozeman
$350.00
(By ducky101)
10/22 stock, FP Peq 15, pcc upper
02/25/2026
Corvallis
NA
(By 3gunnerMT)
Dead Air Xeno HuB and Muzzle device
02/25/2026
Missoula
$150.00
(By GMC 1776)
02/24/2026
Kalispell
$600.00
(By osm59912)
02/24/2026
Missoula
$1,250.00
(By Drakehunter)
SureFire SF4P 4-prong flash hider
02/23/2026
Bozeman
$90.00
(By chandler213)
02/23/2026
Columbia Falls
$100.00
(By tom12121112)
FS: Thompson Center Contender Barrels (price drop)
02/21/2026
Choteau
$220.00
(By Thisisdenny)
Remington 700 BDL/5R SA botton metal
02/21/2026
Helena
$200.00
(By KiloSierra)
AB Suppressor Little Birds
02/20/2026
Townsend
$330.00
(By MikulaTactical)
Ar15 Upper Receiver (Used)
02/20/2026
Livingston
$70.00
(By Ted Knitter)
Sig P320 XTen Threaded Barrel
02/19/2026
Bozeman
$200.00
(By MTGunslinger)
RADIAN WEAPONS TALON AMBIDEXTROUS SAFETY SELECTOR 2-LEVER KIT
02/18/2026
Polson
$55.00
(By Chance78)
02/18/2026
Missoula
$250.00
(By Thelaststarfighter)
02/18/2026
Kalispell
$700.00
(By tyberg88)
Brand new Odin Works Ultralite AR barrel – .223 Wylde
02/16/2026
Kalispell
$275.00
(By Nells)
Proof Research barrel for 10/22
02/16/2026
Kalispell
$450.00
(By KTA)
OEM Sig Cross 6.5CM barrel
02/16/2026
Kalispell
$300.00
(By KTA)
Tikka Trigger Housing from Factory Stock. T3X
02/13/2026
Helena
$20.00
(By Mauseraction406)
Caldwell Pivoting bipod 9- 13″ weaver base for N.E.F rifle, SKS items Tacticle see thru scope mount
02/12/2026
Stevensville
$35.00
(By TC222)
KDG FN SCAR Rail – MREX MkII 6.5
02/12/2026
Libby
$180.00
(By revelation6two)
Colt 5.56 16” complete upper with Vortex red dot
02/10/2026
Kalispell
$750.00
(By Traderjoe)
Rosco 16” .223 wylde AR barrel new
02/09/2026
Helena
$150.00
(By Madstang78)
27 Nosler Bartlein barrel
02/08/2026
Bozeman
$250.00
(By Whitejg03)
McMillan Stock (New) REM 700 clone inlet w. Bottom metal
02/01/2026
Bozeman
$700.00
(By JimBridgersNephew)
