In StockSave 19%
CMMG Barrel and BCG Kit 5.7X28MM 16.1 Barrel Fits AR Rifles
Sold byGrabAGun•Posted Apr 27, 2026
Compare prices for CMMG AR-15 Barrel 5.7x28mm FN 16" Medium Contour 1:9" Twist Nitride$406.99
$499.95
You save $92.96 (19% off)
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Deal Summary
- Currently in stock.
- Caliber: 5.7x28
- Category: gear
- UPC: 810097502413
- SKU: GAG_CMMG57D0476
- Brand: Cmmg
Price History
Deal Details
CMMG Barrel and BCG Kit 5.7X28MM 16.1 Barrel Fits AR Rifles Features: The 16.1" 5.7x28mm Barrel and BCG Kit is just the thing for building a carbine length AR in 5.7x28mm using CMMG's patented Radial Delayed Blowback operating system. Unlike typical direct blowback systems Radial Delayed Blowback not only reduces the weight in your BCG but it results in less felt recoil than a straight blowback system without sacrificing key features like last round bolt hold open. CMMG's 5.7x28mm Barrel and B
Other Offers for This Product
Active offers from your catalog for CMMG AR-15 Barrel 5.7x28mm FN 16" Medium Contour 1:9" Twist Nitride.
Comparing 4 retailers carrying this product
Lowest Price: $406.99
Highest Price: $423.73
You Save: $16.74
Avg Discount: 10% off
CMMG Barrel and BCG Kit 5.7X28MM 16.1 Barrel Fits AR Rifles
CmmgGrabAGunSKU/UPC: GAG_CMMG57D0476
$406.99$499.95Save 19%
View at GrabAGun
CMMG AR-15 Barrel 5.7x28mm FN 16" Medium Contour 1:9" Twist Nitride
CmmgMidwayUSASKU/UPC: 478082
$409.99
View at MidwayUSA
CMMG Barrel and BCG Kit 16.1in 4140CM SBN 57 x 28mm
CmmgOptics PlanetSKU/UPC: 2CM-ATB-CP11-57D0476
$419.99$524.95Save 20%
View at Optics Planet
CMMG 57D0476 Replacement Barrel Kit with Bolt Carrier Group, 5.7x28mm 16.10 Threaded, Black, Radial Delayed Blowback, Fits AR-Platform, Rifle Barrel
CmmgHinterland OutfittersSKU/UPC: 202693
$423.73
View at Hinterland Outfitters