Upper Receivers & Conversion Kits

Skip to content

FREE SHIPPING ON ORDERS OVER $500

Dealer Sales
About
Contact

FREE SHIPPING ON ORDERS OVER $500

Search
×

Login
Cart / $0.00 0
- No products in the cart.

0

Cart

No products in the cart.

Home
Shop By Brand
- Featured Brands
  - Ammo Inc.
  - Aero Precision
  - Fort Scott
  - Holosun
  - Norma
  - Unity Tactical
  - ZSR
- Shop All Brands
- _
- _
  - Browse All Brands
Shop By Type
Shop All Ammo

Home / Shop / Accessories / Upper Receivers & Conversion Kits

Filter

Showing the single result

Products Filter

Brands +

Brands

Caliber or Gauge +

.17 HMR(8)
.22 Mag (.22 WMR)(1)
.22 WMR(9)
.22-250(8)
.220 Swift(1)
.223 Remington(58)
.22LR(38)
.243 Win(12)
.25 ACP(1)
.270 Win(14)
.270 WSM(2)
.30 Carbine(1)
.30-06(13)
.30-30 Win(8)
.300 AAC Blackout (7.62x35mm)(29)
.300 Norma Mag(1)
.300 Win Mag(8)
.303 British(2)
.308/7.62x51mm (.308 Winchester)(46)
.357 Mag(18)
.357 SIG(9)
.38 Special(30)
.38 Special +P(1)
.380 ACP(8)
.380 Auto(31)
.40 S&W(42)
.410 Bore(16)
.44 Mag(9)
.44 S&W Special(1)
.45 ACP/Auto(2)
.45-70(3)
.450 Bushmaster(4)
.50 BMG (.50 Browning Machine Gun, 12.7x99mm NATO)(2)
10mm Auto(20)
12 Gauge(132)
16 Gauge(8)
17 WSM(1)
20 Gauge(30)
204 Ruger(3)
218 BEE(1)
22 Mag(1)
221 Rem(1)
222 Rem(5)
224 Valkrie(2)
25-06 Rem(2)
257 Weatherby(1)
264 Win Mag(1)
28 Gauge(2)
280 Remington(2)
30 Super Carry(1)
30-06 Springfield(5)
30-378(1)
30-40 Krag(1)
300 Rem(1)
300 SAUM(2)
300 Savage(1)
300 WSM(2)
300AAC(6)
32 ACP(2)
32 Auto(1)
32 S&W Long(1)
338 Lapua(1)
348 Win(1)
35 Whelen(1)
350 Legend(6)
358 Win(1)
38 Super(2)
44 SPL(1)
444 Marlin(1)
45 ACP +P(1)
45 ACP/Auto(34)
45 Auto(12)
45 Colt(2)
45 GAP(2)
45 Long(2)
45 Long Colt(1)
450(3)
454 Casull(1)
5.45x39(5)
5.56x45mm NATO(37)
5.7x28mm(2)
50 AE(1)
6.5 Grendel(4)
6.5-284(2)
6.5mm Creedmoor(20)
6.5mm PRC(3)
6.5x50mm-japanese(1)
6.5x52mm(1)
6.5x55mm(1)
6.8mm Rem SPC(3)
6mm Creedmoor(6)
7 STW(2)
7.5x55(1)
7.62x25(1)
7.62x39mm(24)
7.62x54R(1)
7.7mm Arisaka(1)
7.7x58mm(1)
7.92x33mm Kurz Mauser(1)
7mm Mauser(1)
7mm Rem Mag(5)
7mm WBY(1)
7mm WSM(1)
7mm-08(3)
9mm(9)
9mm Luger (9x19 Parabellum)(127)
9mm Major(6)
9mm Makarov (9x18 Makarov)(3)
9mm TUI(1)

Filter by price

Min price Max price

Price: —

Looking for Firearm Gun Upper Receivers and Conversion Kits for ARs and other rifles? Get yours, here, at Steel City Ammo!

Add to wishlist

+

Quick View

Aero Precision – M4E1 Threaded Complete Upper, 16″ 5.56 Mid-Length Barrel w/ 15″ M-LOK ATLAS R-ONE Handguard – Anodized Black

$509.99

Latest

Steel City Ammo Membership - Monthly $14.99
Aero Precision - M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" M-LOK ATLAS R-ONE Handguard - Anodized Black $509.99
Aero Precision - AR15 MOE Lower Parts Kit $79.99
Holosun HS515CM $349.99

Best Selling

Ammo Inc 380 Auto - 100 Grain - TMC - 50 Rounds $23.99
Ammo Inc 223 Rem - 55 Grain - FMJ - 20 Rounds $11.49
DRT 9mm Luger - 85 Grain - Terminal Shock HP - 20 Rounds $19.99
Ammo Inc 44 Mag - 240 Grain - JHP - 20 Rounds $22.99

Top rated

Unity Tactical - TAPS - Surefire / Crane Laser - 9" - FDE $145.00
Steel City Ammo Membership $74.25
Steel City Ammo Membership - Monthly $14.99
Unity Tactical - Hot Button - MLOK - Surefire - 7” - FDE $108.00

Login

Username or email address *

Password *

Remember me

Lost your password?

Register

Email address *

A link to set a new password will be sent to your email address.

Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.