1. Firearms
  3. Semi-Auto Rifles
  5. AR-15 Rifles
  7. AR-15 Lower Receivers

Colt 5.56x45mm M4 Complete Lower Receiver

  • Item Number: SP633784
  • /
  • View More Items by Colt
  • /
  • Condition: NEW
Colt 5.56x45mm M4 Complete Lower Receiver
COLT 5.56x45mm M4 Complete Lower Receiver
$399.00 $399.99

No Longer Available
This product is no longer available. We don't know when or if it will be back in stock.
  • SPRINGFIELD SAINT 5.56MM VICTOR VS 16` OPTIC 4XMAGS, BAG

    Springfield Saint Victor 5.56 NATO Gear Pac with Viridian Venta Green Dot, Four Mags and Rifle Bag
    $1,368.00 $1,099.99

  • NEXGEN NG15 300 BLACKOUT 7.5` GRN

    NexGen Arms NG-15 300 Blackout Semi-Auto Pistol with Green Cerakote Finish
    $529.99

  • RADICAL FIREARMS RF-15 SOCOM 5.56NATOAR-15 RIFLE WITH 15-INCH RPR FREE-FLOAT RAIL

    Radical Firearms RF-15 Socom 5.56 NATO AR-15 Rifle with 15-Inch RPR Free-Float Rail
    $685.00 $449.99

  • COLT AR15A4 5.56MM SEMI-AUTOMATIC RIFLE

    Colt AR15A4 5.56mm Semi-Automatic Rifle
    $1,399.00 $1,169.99

  • NEXGEN NG15 223 WYLDE RIFLE GREEN NITRIDE

    NexGen Arms NG15 223 Wylde Semi-Auto Rifle with OD Green Finish
    $499.99

  • NEXGEN NG15 223 WYLDE RIFLE PEWTER NITRIDE

    NexGen Arms NG15 223 Wylde Semi-Auto Rifle with Pewter Nitride Finish
    $499.99

  • NEXGEN NG15 223 WYLDE RIFLE BRONZE NITRIDE

    NexGen Arms AR-15 223 Wylde Semi-Auto Rifle with Bronze Nitride Finish
    $499.99

  • ONE HORSE OH-15 5.56 15` RAIL M-LOK

    One Horse OH-15 5.56 NATO Semi-Automatic Rifle with 16 Inch Socom Barrel and M-LOK Handguard
    $549.99 $439.99

  • NEXGEN NG15 223 WYLDE RIFLE BLACK NITRIDE

    NexGen Arms NG15 223 Wylde Semi-Auto Rifle Black Nitride Finish
    $499.99

  • SIG SAUER M400 TREAD V2 BLACK 5.56 16 IN BBL 30 MAG

    Sig Sauer M400 Tread V2 5.56mm AR-15 Rifle with 2-Stage Match Trigger and M-LOK Handguard
    $1,099.99 $999.99

  • NEXGEN NG15 300 BLACKOUT 16` PWT

    NexGen Arms NG-15 300 Blackout Semi-Auto Rifle with Pewter Cerakote Finish
    $549.99

  • BEAR CREEK ARSENAL BC-15 16` 300 BLKOUT 30RD BLK

    Bear Creek Arsenal BC-15 .300 Blackout AR-15 Semi-Auto Rifle
    $424.99 $409.99

  • Hornady 5.56 NATO 62 gr FMJ Frontier 20/Box

    Hornady 5.56 NATO 62 gr FMJ Frontier 20/Box
    $9.79
    ($0.49 / round)

  • Hornady 5.56 NATO 55 gr FMJ (M193) Frontier 20/Box

    Hornady 5.56 NATO 55 gr FMJ (M193) Frontier 20/Box
    $9.99
    ($0.50 / round)

  • PMC X-TAC 5.56mm NATO 62 gr M855 Green-Tip 20/Box

    PMC X-TAC 5.56mm NATO 62 gr M855 Green-Tip 20/Box
    $9.99
    ($0.50 / round)

  • PMC 5.56mm 55 gr FMJ-BT X-TAC 20/Box

    PMC 5.56mm 55 gr FMJ-BT X-TAC 20/Box
    $9.99
    ($0.50 / round)

  • Hornady 5.56 NATO 75 gr BTHP Match Frontier 20/Box

    Hornady 5.56 NATO 75 gr BTHP Match Frontier 20/Box
    $13.99
    ($0.70 / round)

  • PMC 223 Rem 55 gr FMJ BT Bronze 20/Box

    PMC 223 Rem 55 gr FMJ BT Bronze 20/Box
    $9.99
    ($0.50 / round)

  • Hornady 223 Rem 68 gr BTHP Match Frontier 20/Box

    Hornady 223 Rem 68 gr BTHP Match Frontier 20/Box
    $11.99
    ($0.60 / round)

  • X Products M200 5.56 Blanks 50 Round

    X Products M200 5.56 Blanks 50 Round
    $39.99 $24.99
    ($0.50 / round)

  • Hornady 223 Rem 55 gr FMJ/BT Brass Training 50/Box

    Hornady 223 Rem 55 gr FMJ/BT Brass Training 50/Box
    $49.99 $24.99
    ($0.50 / round)

  • Hornady 5.56mm NATO 75 gr Interlock HD SBR Black 20/Box

    Hornady 5.56mm NATO 75 gr Interlock HD SBR Black 20/Box
    $22.99
    ($1.15 / round)

  • Hornady 223 Rem 55 gr FMJ Frontier 20/Box

    Hornady 223 Rem 55 gr FMJ Frontier 20/Box
    $9.99
    ($0.50 / round)

  • Hornady 223 Rem 55 gr Hollow Point Match Frontier 20/Box

    Hornady 223 Rem 55 gr Hollow Point Match Frontier 20/Box
    $9.99
    ($0.50 / round)

  • AMEND2 MOD 2 AR-15 5.56 MM 30 RD BLACK MAG

    Amend2 AR15/M4 Mod.2 5.56 NATO 30 Round Magazine (Black)
    $14.99 $6.97

  • MAGPUL PMAG 20 GEN M3 AR-15 556 NATO 20 RD MAG

    Magpul PMAG GEN M3 5.56 NATO 20 Round Black Magazine
    $14.95 $10.99

  • MAGPUL PMAG 30 GEN M2 AR-15 556 NATO 30 RD MAG

    Magpul PMAG GEN M2 5.56 NATO 30 Round Black Magazine
    $12.95 $9.94

  • MAGPUL PMAG 30 GEN M3 AR-15 556 NATO 30 RD WINDOW MAG

    Magpul PMAG GEN M3 5.56 NATO 30 Round Black Magazine with Window
    $17.95 $14.52

  • ATI SCHMEISSER S60 223/5.56MM 60-ROUND AR-15 MAGAZINE WITH WINDOW (GEN2)

    American Tactical Schmeisser S60 5.56 NATO 60 Round AR-15 Magazine with Window (Gen2)
    $23.99

  • AMEND2 AR-15 5.56/.223 MOD-A BLACK 30 ROUND M81 CAMO

    Amend2 AR 15 5.56/223 MOD A 30 Round Camo Magazine
    $11.07

  • MAGPUL PMAG 30 GEN M3 AR-15 556 NATO 30 RD MAG

    Magpul PMAG GEN M3 5.56 NATO 30 Round Black Magazine
    $14.95 $11.99

  • MAGPUL PMAG 30 GEN M3 AR-15 556 NATO 30 RD MAG (TAN)

    Magpul PMAG GEN M3 5.56 NATO 30 Round Coyote Tan Magazine
    $14.95 $12.11

  • MAGPUL PMAG 30 GEN M2 AR-15 556 NATO 30 RD WINDOW MAG

    Magpul PMAG GEN M2 5.56 NATO 30 Round Magazine with Window
    $15.95 $12.91

  • MAGPUL PMAG 10 GEN M3 AR-15 556 NATO 10 RD MAG

    Magpul PMAG GEN M3 5.56 NATO 10 Round AR-15 Magazine
    $14.95 $12.61

  • AMEND2 MOD 2 AR-15 5.56 MM 20 RD BLACK MAG

    Amend2 AR15/M4 Mod.2 5.56 NATO Rem. 20 Round Magazine (Black)
    $14.99 $10.99

  • MAGPUL PMAG 30 GEN M3 AR-15 556 NATO 30 RD WINDOW MAG (TAN)

    Magpul PMAG GEN M3 5.56 NATO 30 Round Coyote Tan AR/M4 Magazine with Window
    $17.95 $14.52

Product Description

The Colt Complete Lower Receiver is assembled from Colt's popular LE6920 series of Carbines. This lower receiver includes an M4 Buttstock, Pistol Grip, and a Semi-Automatic Fire Control Group.

Firearm Specifications

  • Caliber: 5.56x45mm
  • UPC: 098289600073
  • Lower Receiver Material: 7075-T6 Aluminum
  • Lower Receiver Finish: Black Hardcoat Anodized
  • Fire Mode: Semi-Automatic
  • Trigger Type: Single Stage
  • Safeties: Reversible Safety Selector

Customer Comments & Questions

Customer Reviews

No reviews have been written for this product.

Write a review
Back to top