AR-9 Builds: Most Popular Parts
This is the AR-9 build real builders put together most often on GunPartPicker: the part picked most in every slot across AR-9 builds from recent months. Picked at the prices builders saw, the main parts come to about $1,509.
From the GunPartPicker build log ·
The build, slot by slot
PricesUpper Receiver
Tacfire 10" Complete Upper Assembly 9mm 1:10, Black - BU-9MM-1012% of AR-9 builds with this slot · paid $266
PricesLower Receiver
Aero Precision EPC-9 Lower Receiver - Anodized Black6% of AR-9 builds with this slot · paid $133Runners up: Harrington & Richardson 635 Stripped Lower, Black (6%), Spike's Tactical Spider 9mm AR-15 Lower - Colt (5%)
PricesBarrel
Ballistic Advantage Modern Series Barrel 9mm 5.5 inch Straight 1-10 Twist Black11% of AR-9 builds with this slot · paid $60
PricesBolt Carrier Group
FAXON Firearms 9mm AR-15 Bolt Carrier Group for Glock or Colt Magazines - Nitride14% of AR-9 builds with this slot · paid $137
PricesHandguard
Midwest Industries Combat Handguard M-LOK Aluminum 4.5 Black12% of AR-9 builds with this slot · paid $140
PricesCharging Handle
Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black20% of AR-9 builds with this slot · paid $50
PricesTrigger
Rise Armament Super Sporting AR15/10 Single Stage Trigger - Flat - Dtom Special Edition9% of AR-9 builds with this slot · paid $98
PricesStock & Brace
Magpul AR-15 MOE Stock Collapsible Mil-Spec Black13% of AR-9 builds with this slot · paid $31
Prices
Share is of AR-9 builds that filled the slot. Paid is the median price shown when builders picked the part, not today's price; the product page has today's price at every retailer.
What else AR-9 builders add
- Prices
Foregrip
Magpul AFG-2 Angled Fore Grip - Black20% of AR-9 builds with this slot · paid $24Runners up: Magpul M-LOK Handstop KIT - Black (14%), Magpul RVG Rail Vertical Grip - Black (8%) - Prices
Safety
Timber Creek Outdoors Ambidextrous Safety Selector - Black18% of AR-9 builds with this slot · paid $21 - Prices
Magazine Release
Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK23% of AR-9 builds with this slot · paid $38Runners up: Rise Armament AR-15 Magazine Release Button - Rise Red (16%), CMMG AR15 Ambi Mag Catch, Black - 55AFF6E (11%) - Prices
Takedown Pin
CMMG AR-15 HD Pivot and Takedown Pin Parts KIT - 55AFF3B34% of AR-9 builds with this slot · paid $16 - Prices
Bolt Catch
Strike Industries Extended Bolt Catch25% of AR-9 builds with this slot · paid $15Runners up: Geissele Automatics AR-15 Maritime Bolt Catch Steel Black (11%), Troy Industries AR-15 Ambidextrous Bolt Release (11%) - Prices
- Prices
Buffer Tube
Bravo Company AR-15/M16 BCM Mil-Spec 6 Position Receiver Extension19% of AR-9 builds with this slot · paid $39 - Prices
- Prices
Suppressor
Otter Creek Polonium K 556 Rifle Suppressor - Black10% of AR-9 builds with this slot · paid $522Runners up: SilencerCo Osprey 9 2.0 Suppressor (7%), SilencerCo Velos LBP 556 Rifle Suppressor, Black (7%) - Prices
End Plate
Strike Industries End Plate and Anti-Rotate Castle Nut for Receivers, Red - SI-AR-UL-MFEP&ACN-RED25% of AR-9 builds with this slot · paid $36 - Prices
Buffer Tube Assembly
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc16% of AR-9 builds with this slot · paid $146 - Prices
Light
Streamlight ProTac Rail Mount HL-X Laser 1000 Lumen Weapon Light with Tape Switch - CR123A31% of AR-9 builds with this slot · paid $155
Common questions
What parts go in the most popular AR-9 build?
Upper Receiver: Tacfire 10" Complete Upper Assembly 9mm 1:10, Black - BU-9MM-10. Lower Receiver: Aero Precision EPC-9 Lower Receiver - Anodized Black. Barrel: Ballistic Advantage Modern Series Barrel 9mm 5.5 inch Straight 1-10 Twist Black. Bolt Carrier Group: FAXON Firearms 9mm AR-15 Bolt Carrier Group for Glock or Colt Magazines - Nitride. Handguard: Midwest Industries Combat Handguard M-LOK Aluminum 4.5 Black. Charging Handle: Breek Arms AR-15 Warhammer MOD2 Ambidextrous Charging Handle Black.
How much does the most popular AR-9 build cost?
About $1,509 for the top pick in each of the 10 main slots, at the median price builders saw when they picked each part. Prices move daily, so each part links to today's price across retailers.
What counts as an AR-9 build?
The AR-9 is a 9mm pistol caliber carbine on the AR pattern, usually blowback, with its own bolt, buffer and magazine well.
Where does this data come from?
Every part on this page comes from AR-9 builds in the GunPartPicker build log from recent months, not from sales. Nothing here is editorial or paid for: a part ranks because builders chose it.