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Gun Parts (177)
   M16-AR15 (177)
     Upper Only (177)
AR-15 Rifles - Small Manufacturers (20)
   Upper Only (20)

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Sort By:  197 Listings Found Page 1 of 4 1 2 3 ... 4 >















1 Image(s)

M4-22 UPPER 22LR- Conversion Kit FOR AR15

905176558 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Don’t let the ever increasing cost of ammunition prevent you from enjoying your favorite AR-15 / M-16. Chiappa Firearms .22 conversion allows you the opportunity to shoot inexpensi... (read more)
Seller: PROTECTION 911
GA Sales: 44
$285.99 M4-22 UPPER 22LR- Conversion Kit FOR AR15  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

Vltor Sight Tower -2C- Clamp Mounting

951794445 Buy It Now
Gun Parts > M16-AR15 > Upper Only
$215.00 msrp To replace your exsisting standard fixed front sight on your AR15, M16, M4. The VST folding front sight and gas block is an all-steel, flip-up design, with spring load... (read more)
Seller: PROTECTION 911
GA Sales: 44
$99.99 Vltor Sight Tower -2C- Clamp Mounting    Gun Parts > M16-AR15 > Upper Only

1 Image(s)

DPMS 16" LITE COMPLETE A3 UPPER WITH EXTRAS NO TAX

934340564 Buy It Now
Gun Parts > M16-AR15 > Upper Only
THIS IS A DPMS 16" COMPLETE UPPER WITH BOLT CARRIER AND CHARGING HANDEL FLAT TOP. STANDARD HANDGUARD WITH FRONT A2 SIGHT. WITH THIS ALSO COME A RED DOT SIGHT. TAPCO AR KIT, KIT INC... (read more)
Seller: PROTECTION 911
GA Sales: 44
$625.00 DPMS 16" LITE COMPLETE A3 UPPER WITH EXTRAS N...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LWRC M6A2-PSD 5.56 UPPER 8"

984591465 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LWRC M6A2-PSD 5.56 8" BBL Upper Receiver, OD GREEN, Flip Up Iron Sights, PRI Gas Buster Charging Handle, Vortex Flash Hider, Nickle Boron BCG. Add 3% for Credit Cards (read more)
Seller: SPRAGUES SPORTS INC
$1,299.00 LWRC M6A2-PSD 5.56 UPPER 8"  Gun Parts > M16-AR15 > Upper Only

4 Image(s)

AMERICAN TACTICAL AR15 FIX

943518451 Buy It Now
Gun Parts > M16-AR15 > Upper Only
ADAMS ARMS HAS PERFECTED THE ART OF CONVERTING STANDARD IMPINGEMENT SYSTEMS TO PISTON DRIVEN SYSTEM--LIFETIME WARRANTY--EASILY INSTALLED WITHIN TWENTY MINUTES (read more)
Seller: SCOTTS OUTDOOR SPORTS
GA Sales: 2354
$370.00 AMERICAN TACTICAL AR15 FIX  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 300 Blackout 8" SBR or Pistol M1-7-300P

923797674 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 8" nitride barrel with 300 AAC Blackout chamber, UTG Pro quad-rail withcovers, M16 BCG, and lifetime warranty. This is intended for a p... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $499.95 LMG AR-15 Complete Upper Receiver 300 Blackout 8&q...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 8" Pistol or SBR 300 Blackout M2-7-300P

981738406 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 8" nitride barrel with 300 AAC Blackout chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime warranty... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $499.95 LMG AR-15 Complete Upper Receiver 8" Pistol o...  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

AR 15 Machined Upper with 80% Lower Anodized AR15

992647879 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Up for sale is one 80% lower with matching fully machined stripped upper for your next AR-15 build. These units were machined by Cerro (keyhole marking) which produces the forging... (read more)
Seller: SUBMOA TARGET
GA Sales: 1
$119.00 AR 15 Machined Upper with 80% Lower Anodized AR15 ...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M3-15-300

989580724 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel medium taper mid length barrel with 300 AAC Blackout chamber, Midwest Industries 15" SS G2 hand guard with three ra... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $699.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 556X45 M3-9-556

938684220 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" nitride M4 profile barrel with 5.56X45 chamber, Midwest Industries SS G2 free float hand guard with three rail sections, BCM MOD 3 ... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $649.95 LMG AR-15 Complete Upper Receiver 16" 556X45 ...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 300 Blackout 12.5" Pistol M3-9-300 SBR

963215348 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 12.5" nitride barrel with 300 AAC Blackout chamber, Midwest Industries SS G2 free float hand guard with three rail sections, BCM Mod 3 ... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $599.95 LMG AR-15 Complete Upper Receiver 300 Blackout 12....  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 12.5" Pistol M3-9-556 SBR

919446489 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 12.5" nitride barrel with 5.56X45 chamber, Midwest Industries SS G2 free float hand guard with three rail sections, BCM Mod 3 extended ... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $599.95 LMG AR-15 Complete Upper Receiver 12.5" Pisto...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M2-9-300

919704205 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel barrel with 300 AAC Blackout chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $549.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 5.56 M2-13-556

988538190 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" nitride barrel with 5.56X45 chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime warranty. FREE S... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $549.95 LMG AR-15 Complete Upper Receiver 16" 5.56 M2...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M3-9-300

922834274 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel medium taper mid length barrel with 300 AAC Blackout chamber, 9" Midwest Industries SS G2 hand guard with three rai... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $649.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M4-13-300

945222982 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel medium taper mid length barrel with 300 AAC Blackout chamber, Diamondhead VRS-T 13.5" hand guard, BCM MOD 3 extende... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $699.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M4-10-300

990381277 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel medium taper mid length barrel with 300 AAC Blackout chamber, Diamondhead VRS-T 10.25" hand guard, BCM MOD 3 extend... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $699.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M3-12-300

916424794 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel barrel with 300 AAC Blackout chamber, Midwest Industries free float hand guard with three rail sections, M16 BCG, B... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $649.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 16" 300 Blackout M2-13-300

966161513 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 16" stainless steel barrel with 300 AAC Blackout chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $549.95 LMG AR-15 Complete Upper Receiver 16" 300 Bla...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 300 Blackout 8" SBR Pistol M3-7-300P

919186542 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 8" nitride barrel with 300 AAC Blackout chamber, Midwest Industries SS G2 free float hand guard with three rail sections, M16 BCG, BCM ... (read more)
Seller: LMG Sales
GA Sales: 2
$599.95 LMG AR-15 Complete Upper Receiver 300 Blackout 8&q...  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 300 Blackout 12.5" Pistol M2-9-300 SBR

903982099 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 12.5" nitride barrel with 300 AAC Blackout chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime warra... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $499.95 LMG AR-15 Complete Upper Receiver 300 Blackout 12....  Gun Parts > M16-AR15 > Upper Only

3 Image(s)

LMG AR-15 Complete Upper Receiver 12.5" Pistol M2-9-556 SBR

951328485 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LMG complete AR15 upper receiver featuring a 12.5" nitride barrel with 5.56 chamber, UTG Pro Super Slim hand guard with three rail sections, M16 BCG, and lifetime warranty. This is... (read more)
Seller: LMG Sales
GA Sales: 2
More items from LMG Sales $499.95 LMG AR-15 Complete Upper Receiver 12.5" Pisto...  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

AR15 80% Lower Receiver Anodized, 80 Percent

975471250 Buy It Now
Gun Parts > M16-AR15 > Upper Only
For the weekend gunsmith or Class Seven Manufactures our 80% lowers are the best on the market. These units were machined by Cerro (keyhole marking), which produces the forgings f... (read more)
Seller: SUBMOA TARGET
GA Sales: 1
$64.95 AR15 80% Lower Receiver Anodized, 80 Percent  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

Magpul UBR Stock OD Green

962320254 Buy It Now
Gun Parts > M16-AR15 > Upper Only
New, out of the box. installed on clients and then removed because they wanted something lighter. (read more)
Seller: henmar77
GA Sales: 8
$199.00 Magpul UBR Stock OD Green  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

A1 style upper receiver

902952270 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Late A1 style upper with case deflector. Includes rear sight assembly and forward assist. Does not include bolt carrier group or charging handle assembly. Unknown manufacturer p... (read more)
Seller: Bungholio
$160.00 A1 style upper receiver  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

cmmg 9mm upper

947380949 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Cmmg complete 9mm upper. 10.5 inch green mountain barrel. Cmmg bolt. 10 inch Free float handguard. Never fired. USPS money order. (read more)
Seller: johnenko12
$525.00 cmmg 9mm upper  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

AR15 Billet side charger reciever kit. 7.62x39

955459194 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Heavy Billet smooth side upper w/ Match grade chrome 7.62x39 mm bolt carrier assy. No charging handle, charges from the right side. Bolt comes w/ enhanced firing pin. .010 longe... (read more)
Seller: macheddie
$525.00 AR15 Billet side charger reciever kit. 7.62x39  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

AR15 Billet side charger reciever kit.

930887164 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Heavy Billet smooth side upper w/ Match grade chrome 5.56mm bolt carrier assy. No charging handle, charges from the right side. All US. made mil. spec. (read more)
Seller: macheddie
$495.00 AR15 Billet side charger reciever kit.  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

NC/STAR STR3942G Scope

957096547 Buy It Now
Gun Parts > M16-AR15 > Upper Only
NC/Star 3x9x42mm Range finder w/ red/green lamp. Bullet drop compensator, target style hand adj elevation and windage, lens covers. Throw lever mount. SELL, DEALER WHOLESALE !!!... (read more)
Seller: macheddie
$95.00 NC/STAR STR3942G Scope  Gun Parts > M16-AR15 > Upper Only

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NC/STAR MK III STP432GV2 Scope

923698171 Buy It Now
Gun Parts > M16-AR15 > Upper Only
SELL, WHOLESALE, DEALER COST !!! STP432GV2 Blue/Green Sniper range finder w/ lamp. 4xx32mm , lens covers and Bullet drop compensator. Throw lever mount. Adj. Focus. Also available ... (read more)
Seller: macheddie
$65.00 NC/STAR MK III STP432GV2 Scope  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

NC/STAR MRD34 DDAB Mount.

915336636 Buy It Now
Gun Parts > M16-AR15 > Upper Only
MRD34, Mount for DDRB Mini dot sight. 34mm can be mounted on scopes. SELL, DEALER WHOLESALE !!! (read more)
Seller: macheddie
$9.00 NC/STAR MRD34 DDAB Mount.  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

NC/STAR DDAB Red Dot Mini Sight.

929563455 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Tactical mini red dot sight.On and off switch. mounts in any weaver 1" rail. SELL, DEALER WHOLESALE !!! (read more)
Seller: macheddie
$41.00 NC/STAR DDAB Red Dot Mini Sight.  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

NC/STAR DLB140R 40mm Red dot sight w/ Red laser

977732416 Buy It Now
Gun Parts > M16-AR15 > Upper Only
NC/STAR 40mm red dot sight w/ red dot laser. 1 mile range, throw lever mount. Windage and elevation adj. SELL, DEALER COST !!! (read more)
Seller: macheddie
$49.00 NC/STAR DLB140R 40mm Red dot sight w/ Red laser  Gun Parts > M16-AR15 > Upper Only

2 Image(s)

CMMG AR-223 / 5.56 NIB 9310 BDG BOLT CARRIER GROUP

911371914 Buy It Now
Gun Parts > M16-AR15 > Upper Only
CMMG 233 / 5.56 AR -Complete Nickel Boron Bolt Carrier Groups. these bolts are manufactured to CMMG exacting standards with no Frills added to be able to offer the best BCG at t... (read more)
Seller: Mikes Gun Worx
GA Sales: 1
$140.00 CMMG AR-223 / 5.56 NIB 9310 BDG BOLT CARRIER GROUP...  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

New COLT LE6920 Fat Handguard with Heat Shield

954044798 Buy It Now
Gun Parts > M16-AR15 > Upper Only
New COLT LE6920 Fat Handguards with Heat Shield USPS Money Order Only (read more)
Seller: pagssale2
GA Sales: 6
$35.00 New COLT LE6920 Fat Handguard with Heat Shield  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

New COLT LE6920 Fat Handguard with Heat Shield

903161013 Buy It Now
Gun Parts > M16-AR15 > Upper Only
New COLT LE6920 Fat Handguards with Heat Shield USPS Money Order Only (read more)
Seller: pagssale2
GA Sales: 6
$35.00 New COLT LE6920 Fat Handguard with Heat Shield  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

New S.G.R. free float Slim grip Rail Hand guards

985462994 Buy It Now
Gun Parts > M16-AR15 > Upper Only
Here is our new S.G.R Slim Grip Rail Hand-guard. Comes with 3 removable rails that attach with low head screws for a solid no wobble fit. Secured to an aluminum nut with a steel lo... (read more)
Seller: macheddie
$149.00 New S.G.R. free float Slim grip Rail Hand guards  Gun Parts > M16-AR15 > Upper Only

1 Image(s)

WIDOW MAKER 6.8 SPC 300 AAC EXT TAKEDOWN EZ PULL PINS 5.56 CMMG YHM BCM 223

930546859 Buy It Now
Gun Parts > M16-AR15 > Upper Only
LASER ENGRAVE LOGO.EVERY LOGO IS SLIGHTLY DIFFERENT.HOW THE LASER WORKS IS THAT IT BURNS THE COATING OFF AND LEAVES THE IMAGE INTO THE METAL Easy, Fast Separation Of Upper & Low... (read more)
Seller: bamalaser
$15.99 WIDOW MAKER 6.8 SPC 300 AAC EXT TAKEDOWN EZ PULL P...  Gun Parts > M16-AR15 > Upper Only

197 Listings Found Page 1 of 4 1 2 3 ... 4 >
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