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.
Ultradyne UD3 Chassis with MDT Stock Left Hand
10/14/2025
Helena
$520.00
(By porter17)
10/12/2025
Polson
$200.00
(By Wyatt J.)
Talley 1″ scope rings for Tikka T3X rings
10/11/2025
Frenchtown
$50.00
(By NorthHeart)
Marlin Big Loop Lever stainless
10/02/2025
Polson
$109.95
(By BigB3)
Taurus TX22 disconnector FRT
09/26/2025
Missoula
$35.00
(By robertcawbrush)
09/05/2025
Great Falls
$700.00
(By JessEsch)
LWRC Ambi-lower (no trigger)
10/16/2025
Missoula
$425.00
(By DucksCanSwim)
AR 15 .223 Upper receiver
10/16/2025
Bozeman
$450.00
(By aczul)
10/15/2025
Cascade
NA
(By montanamatt)
Weaver base for N.E.F. single shot rifle
10/14/2025
Stevensville
$10.00
(By TC222)
10/14/2025
Great Falls
$100.00
(By Titanfury)
10/14/2025
Great Falls
$1.00
(By Phorsfall1979)
Strike Industries J Comp V2 Muzzle break
10/13/2025
Corvallis
$40.00
(By Trevor121)
Sold-Ballistic Advantage .223 Wylde 16″ Fluted barrel
10/13/2025
Missoula
$125.00
(By lrpshooter)
Zev slide for Glock 17, complete
10/11/2025
Missoula
$350.00
(By GS2B)
Sig Sauer Slides and Barrel
10/11/2025
Missoula
$325.00
(By GS2B)
High Tower Armory 90/22 Bullpup Ruger Conversion Kit
10/10/2025
Missoula
$125.00
(By Glonk)
Zermatt origin proof barrel
10/10/2025
Kila
$600.00
(By llyduramaxman)
Grayboe M5 Bottom Metal and MDT Magazines
10/10/2025
Bozeman
$250.00
(By stone12)
10/10/2025
Corvallis
$1.00
(By 3gunnerMT)
Geissele Super Duty Lower PRICE DROP
10/08/2025
Kalispell
$700.00
(By Bend416)
16” complete upper bundle
10/07/2025
Great Falls
$600.00
(By AkMt15)
$50 Glock SCD (Striker Control Device) Langdon Tactical Gen 5
10/05/2025
Whitefish
$50.00
(By mtdad)
10/02/2025
Whitefish
$400.00
(By dfey75)
09/28/2025
Bozeman
$10.00
(By ls22)
Timney Alpha Gen 5 trigger
09/26/2025
Livingston
$50.00
(By Comped)
Complete AR upper in 7.62x39mm
09/26/2025
Helena
$340.00
(By M1A2Tanker)
09/26/2025
Lolo
$1,234.00
(By Gravityfednick)
09/24/2025
Great Falls
NA
(By nelucas24)
Remington 700 Stock & BDL Bottom Metal & AR-15 Gas Tube
09/21/2025
Helena
$130.00
(By Difranco)
Smith & Wesson .556 Barrel W/T Bolt Carrier & Gas Tube
09/20/2025
Bozeman
$150.00
(By BridgerMT21)
DD Mk 18 stripped upper with radian charging handle & surefire warcomp
09/16/2025
Townsend
$750.00
(By Unknown_507)
Masterpiece Arms Remington long action Chassis
09/12/2025
Hamilton
$679.00
(By 10ft5x)
09/10/2025
Bozeman
$100.00
(By Tomboz)
MP5 Push Pin Lower (AR Trigger Group)
09/08/2025
Helena
$125.00
(By 556blaster)
30 mm scope rings with bases
09/01/2025
Stevensville
$35.00
(By TC222)
