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7.5"

The 7.5 FK is a proprietary cartridge designed in 2011 by FK BRNO.

View More On Wikipedia.org
Recent contents
  1. dondoo1315

    300 Blackout Upper | 7.5" 416R SS Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 6.5" MLOK with Kaw valley xl linear comp

      1. For Sale
    • $200
    • Salem
    • Oregon
    So I’m trying to make room in the safe and this upper Just doesn’t get shot. I bought it about a year ago as a range toy and have only shot maybe 150 rounds through it. It runs great and if I had a bigger safe I’d keep it I just need more room for my nicer guns and don’t want them touching. I...
  2. Droo

    PSA 7.5" 300AAC Blackout 6" M-LOK Upper w/ BCG & CH | $279.99 w/ Free Ship

    PSA 7.5" 300AAC Blackout Upper If anyone has been looking to get into the 300 blackout here's a fantastic chance to do so! You can also add a complete lower with Magpul SL brace and pistol grip for $130, coming out to right over $400 for a complete 300blk pistol PSA AR15 COMPLETE MOE BSL EPT...
  3. arjunki

    Complete AR9 7.5" Ballistic Advantage AR Pistol Upper with BCG & CH Plus extras

      1. For Sale
    • $500
    • Aloha
    • Oregon
    I got this in a trade a while back. It came to me with the "new but test fired" narrative. And it appears to be the case. I planned on going for the tax stamp at the time so I installed an Angstadt Arms 3-Lug 9mm Flash Hider for installing a suppressor or not. I decided not to apply. I also...
  4. justonemorear

    BC-15 5.56 NATO Pistol 7.5" Parkerized M4 Barrel 1:7 Twist Pistol Length Gas System 6.5" MLOK No Magazine - $352.81

    BC-15 5.56 NATO Pistol 7.5" Parkerized M4 Barrel 1:7 Twist Pistol Length Gas System 6.5" MLOK No Magazine - $352.81
  5. VinnieBoomBah

    WTB Italian steel framed 7.5" 1851 Colt Navy in 36

      1. Want to Buy
    • Beaverton
    • Oregon
    A brass grip frame is fine, but not a full brass frame :) Classic case of "I thought I would ask around on here before I order on online"
  6. eustace_stelio

    PSA 300bo 16" package [7.5" upper is no longer available]

      1. For Sale
    • $500
    • Salem
    • Oregon
    Selling as a package a 300bo PSA 16" upper with Anderson lower receiver with PSA lower parts. Magpul handle and stock. Package includes 300bo PSA 7.5" pistol upper with nickel plated bcg also from PSA. Included with this is a SB4 pistol brace and a riton x1 tactix rrd red dot. 7.5 has been...
  7. GeneJr

    Withdrawn Springfield Armory 7.5" Saint Victor complete upper (Unfired)

      1. For Sale
    • $400
    • West Linn
    • Oregon
    Selling my Springfield Armory 7.5" Saint Victor complete upper (Unfired) Below is what Springfield has to say about it... The revolutionary and innovative Springfield Armory® Blast Diverter directs the muzzle blast harmlessly forward. The compact 7.5″ stainless steel barrel offers unparalleled...
  8. JTK1791

    Poverty pony 7.5" 5.56 barrel

      1. For Sale
      2. For Trade
    • $60
    • Portland
    • Oregon
    Got a 7.5" 5.56 AR barrel I'm looking to offload. Maybe a hundred rounds through it. Used it on a build and then rebuilt that build and the barrel has been sitting in the spare parts pile for the better part of a few years. Trade for ammo
  9. bbowl

    7.5" A2 Shorty / SBR Entry Stock Set - Complete

      1. For Sale
      2. For Trade
    • $115
    • Aloha
    • Oregon
    Custom made 7.5" A2 SBR/Entry stock. Weight = 12.9oz with tube. This is a remake of the old RRA stocks that were pretty popular. Now there's no source for them. Materials are PA-6/GF 75/25 Glass Fiber Nylon (gray ones) and PA-12/CF 80/20 Carbon Fiber Nylon. Both are ridiculously tough, look...
  10. Untamo

    Del-ton 7.5" AR15 Pistol new unfired

      1. For Sale
    • $400
    • Tigard
    • Oregon
    Another impulse purchase I've never fired nor will ever use. I don't need another AR pistol so it's time to go. Brand new in box Del-ton DTI-15, never fired, comes with one 30 round magazine and everything pictured. Offers are fine, nothing I'm looking for but fire away.
  11. G

    WTS - PSA AR15 uppers, 20" rifle, 16" mid, M4, 10.5" & 7.5"

      1. For Sale
    • Renton
    • Washington
    [WTS] PSA AR15 upper assemblies, 20" rifle, 16" mid-length, 16" M4 carbine, 10.5" pistol, 7.5" pistol set. PSA 20in rifle upper set, brand new, 4150 cmv barrel, nitrided, $450 with bolt carrier/charge handle. PSA 16in mid-length upper set, brand new, 4150 cmv barrel, nitrided, $440 with bolt...
  12. lunchmoney

    Aero AR pistol

      1. For Sale
    • $650
    • Everett - mount Vernon
    • Washington
    .
  13. lunchmoney

    Aero Precision 7.5" pistol

      1. For Sale
      2. For Trade
    • $850
    • Mount Vernon
    • Washington
    Looking to sell or trade 7.5" AR-15 pistol for a 9mm handgun (canik rival/elite combat, Sig p320, Walther pdp,Q5 match) Trigger was upgraded to a ALG defense advanced combat. Separate the lower for same day transfer.
  14. A

    7.5" AR pistol-low round count

      1. For Sale
    • $500
    • Eugene
    • Oregon
    Upper: ⁃7.5” Springfield Armory 416r Melonite stainless steel, 1/7 twist 5.56 barrel ⁃Stubborn Mule 9in quad rail hand guard ⁃Stubborn mule Upper ⁃Seekins low profile adjustable gas block ⁃Noveske KX5 flaming pig flash suppressor ⁃DPMS Mangonel flip Up front and rear sights ⁃Toolcraft...
  15. wsu 5.9er

    Complete AR15 upper, 7.5" SS UltraMatch from Rainier Arms, nickel boron BCG

      1. For Sale
    • $500
    • Auburn
    • Washington
    AR15 complete upper from Larsen Outfitters. Barrel is a 7.5" SS Ultramatch 556 NATO from Rainier Arms. Mil-spec M4 upper receiver, 7" MLOK free float handguard with comp cut. Nickel Boron BCG, A2 flash hider, standard charging handle. All brand new! Not interested in any trades. I do accept...
  16. wsu 5.9er

    AR15 Complete upper, 7.5" 556 with 7" MLOK rail

      1. For Sale
    • $300
    • Auburn
    • Washington
    AR15 complete upper receiver from Larsen Outfitters! This upper comes with a 7.5" barrel, chambered in 556 NATO (can shoot 223 Rem and 556) with a 1/7 twist rate. Barrel is made from 4150 CMV steel with a pistol-length gas system and is coated inside and out in Black Nitride. Muzzle is threaded...
  17. Jeromepinoy

    PSA 7.5 upper 5.56 WTT

      1. For Trade
    • Hillsboro
    • Oregon
    All, Wanting to trade a 7.5" 5.56 (NITRIDE) upper from PSA barely used, NO BCG AND NO CH, No Accessories as well just the uppers please let me know if you have one thanks! Looking for a 8" or 8.5" .300 BLK just the upper?
  18. H

    Upper swap - my Springfield Saint Victor 7.5" for your 16" (or just handguard swap)

      1. For Trade
    • Turner
    • Oregon
    I have a factory Springfield Saint Victor 7.5" pistol in Tactical Gray color that I would like to convert to a rifle. Ideally I could find someone with the same Tactical Grey cerakote to keep things looking nice. It's a long shot, but anyone out there that either has the same model with...
  19. wsu 5.9er

    AR15 M4E1 complete upper receiver, 7.5" 556 with 7" full quad rail

      1. For Sale
    • $550
    • Auburn
    • Washington
    AR15 M4E1 complete upper receiver from Aero Precision. 7.5" barrel, 1/7 twist, 556 NATO chamber, 4150 CMV coated in black nitride. M4E1 Enhanced upper receiver, 7" Gen 1 Enhanced full picatinny quad rail (no longer produced!) that bolts directly to the upper receiver. PWS QCB Gen 1 compensator...
  20. lunchmoney

    7.5" ar pistol

      1. For Sale
      2. For Trade
    • $650
    • Mount Vernon
    • Washington
    Looking to sell or trade AR pistol. Lower receiver is aero precision Upper receiver is hardened arms 7.5" ballistic advantage with aero gas block and tune. Magazine not included. Trades or trades plus $$: Ammo- 9mm, 5.56, 40sw AR15 quality parts Optics for pistols - quality brands only...
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