Semi Auto for Sale
130 Semi Auto listings from 36 brands β filter by caliber, condition, price, or your state.
Trending Semi Auto
SIG Sauer M400 Tread 5.56 NATO AR-Platform Rifle
Springfield Armory Saint Victor 5.56 NATO AR-15 Style Rifle
Smith & Wesson M&P 15 .223 Remington Semi-Automatic Rifle
Daniel Defense DDM4 V7 Rifle, 6.5 Creedmoor, Black Finish, 5-Round Capacity
Ruger AR-556 Semi-Automatic Rifle
Smith & Wesson M&P 15 .223 Remington Semi-Automatic Rifle
Smith & Wesson M&P15 Sport II 5.56 Nato Optics Ready Flat Dark Earth FDE Semi-Automatic Rifle
Springfield SAINT .308 Win. Semi-Automatic Rifle
Smith & Wesson M&P15 Sport II 5.56 NATO Flat Dark Earth Semi-Automatic Rifle
Buying Semi Auto on American Gun Trader
American Gun Trader is a peer-to-peer and dealer classifieds marketplace built specifically for the firearms community. Right now there are 130 active Semi Auto listings posted by private sellers and FFL-verified dealers, spanning 36 brands and 21 chamberings. Every listing shows the seller's location so you can prioritize local transfers and keep shipping costs down.
How to Find the Right Semi Auto
- Filter by caliber: Narrow results to a specific chambering so you're comparing apples to apples on price.
- Check condition grades: Listings are graded New, Like New, Used, or Damaged β sort by condition before contacting a seller.
- Use state filtering: Intrastate private-party sales skip the FFL transfer fee. Filter by your state first.
- Message the seller directly: Our built-in messenger keeps your contact info private until you're ready to proceed.
Selling Semi Auto?
Listings are free to create and there are no commission fees when you sell. Add up to 20 photos, set your price, and choose whether you'll ship or prefer local pickup only. Boosted listings appear at the top of search results and typically sell faster β you can boost any active listing from your dashboard.
Buying & Selling Semi Auto β Helpful Guides
Learn the legal steps for transferring semi auto, what an FFL transfer involves, and how to trade safely on American Gun Trader.
Buyer Guide
How to Buy a Gun Online Legally
FFL transfers, background checks, and state-by-state rules explained step by step.
Seller Guide
How to Sell a Gun Online Legally
List for free, vet buyers, arrange the FFL transfer, and ship compliantly.
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Field brief
Quick read
How do you buy Semi Auto safely on a gun classifieds site?
Reviewed by the American Gun Trader editorial team
American Gun Trader lists 130 active listings for Semi Auto from verified private sellers and FFL dealers nationwide.
Gunny's full field brief Read more Show less
How do you buy Semi Auto safely on a gun classifieds site? American Gun Trader lists 130 active listings for Semi Auto from verified private sellers and FFL dealers nationwide. Each ad shows photos, asking price, condition, caliber where applicable, and seller location so you can compare options before messaging. Messaging runs through moderated chat β not public comment threads β which reduces scam contact info and keeps negotiations on-platform. Filter this Semi Auto page by state, manufacturer, caliber, price, and condition, then message the seller to confirm availability and transfer details. For a typical private sale between residents of different states, arrange transfer through an FFL in the buyer's state of residence. Some in-state sales also require a dealer under state law; our how-to-buy guide explains the process. Listing is free with zero commission on private sales, so inventory turns over quickly as sellers add and remove guns.
