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CMMG RECEIVER EXT KIT CARBINE AR15
In StockSave 40%

Type

gear

Last Seen

May 20, 2026

CMMG RECEIVER EXT KIT CARBINE AR15

Sold byGrabAGun•Posted Apr 27, 2026
Compare prices for CMMG Mil-Spec AR-15 Buffer Tube Kit Aluminum Black

$56.79

$94.99

You save $38.20 (40% off)

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CMMG AR-15 Carbine Kit Black Receiver Extension Kit 55CA6C7 CMMGA' AR-15 RECEIVER EXTENSION KIT - CARBINE A'A Combine this kit w/your choice of lower parts kit to complete your lower group A'A Includes CMMG receiver extension buffer assembly & action spring

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Comparing 9 retailers carrying this product

Lowest Price: $54.67

Highest Price: $89.99

You Save: $35.32

Avg Discount: 8% off

Best Price
CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer & Action Spring for for AR-15

CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer & Action Spring for for AR-15

CmmgShooting SurplusSKU/UPC: 3197
$54.67
View at Shooting Surplus
Current Deal
CMMG RECEIVER EXT KIT CARBINE AR15

CMMG RECEIVER EXT KIT CARBINE AR15

CmmgGrabAGunSKU/UPC: GAG_RES-CMMG55CA6C7
$56.79$94.99Save 40%
View at GrabAGun
CMMG Mil-Spec AR-15 Buffer Tube Kit Aluminum Black

CMMG Mil-Spec AR-15 Buffer Tube Kit Aluminum Black

CmmgMidwayUSASKU/UPC: 885328
$58.99
View at MidwayUSA
CMMG 55CA6C7 Receiver Extension Kit AR-15 Black

CMMG 55CA6C7 Receiver Extension Kit AR-15 Black

CmmgDEGunsSKU/UPC: 28178
$60.99
View at DEGuns
CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer & Action Spring for for AR-15

CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer & Action Spring for for AR-15

CmmgHinterland OutfittersSKU/UPC: 55925
$62.54
View at Hinterland Outfitters
CMMG AR-15 Receiver Extension Kit, Carbine - 55CA6C7

CMMG AR-15 Receiver Extension Kit, Carbine - 55CA6C7

CmmgPalmetto State ArmorySKU/UPC: 5165452502
$63.99$71.99Save 11%
View at Palmetto State Armory
CMMG Inc Receiver Extension Kit Carbine AR-15

CMMG Inc Receiver Extension Kit Carbine AR-15

CmmgOptics PlanetSKU/UPC: 2CM-RBT-GVZQ-55CA6C7
$73.49$74.95Save 2%
View at Optics Planet
Ar-15 Receiver Extension Kit - Ar15 Carbine Receiver Extension Kit

Ar-15 Receiver Extension Kit - Ar15 Carbine Receiver Extension Kit

CmmgBrownellsSKU/UPC: 100037931
$76.99$92.99Save 17%
View at Brownells
CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer Action Spring for for AR15

CMMG 55CA6C7 Receiver Extension Kit includes Carbine Style Buffer Action Spring for for AR15

CmmgAmmunition DepotSKU/UPC: 55CA6C7
$89.99
View at Ammunition Depot