CMMG DISSENT UPPER GROUP 5.7X28 6.5 BLK 57BA8AEHCA

Manufacturer: Cmmg
SKU: 885350
Manufacturer part number: 57BA8AEHCA
UPC: 810103478046
Availability: Out of stock
Old price: $1,299.95
$1,004.25

CMMG Dissent Upper Group 5.7x28mm 6.5'' Black - 57BA8AEHCA (UPC 810103478046)

Compact bullpup power with the CMMG Dissent Upper Group for 5.7x28mm – 6.5'' barrel, black finish, model 57BA8AEHCA, UPC 810103478046. This 5.7 bullpup upper delivers full rifle velocity in half the length – ideal for Dissent chassis builds, suppressed setups, or ultimate CQB.

Dissent MK57 Upper Highlights

  • 6.5'' Nitride Barrel: 1:9 twist for high-velocity 5.7 projectiles.
  • Black Cerakote: Durable, low-glare tactical coating.
  • Integrated Gas Block: Optimized for RDB reliability.
  • M-LOK Forend: Accessory-ready short rail.
  • Radial Delayed Blowback: Minimal recoil signature.
  • Complete Upper: BCG, CH, everything for Dissent lower.
  • Suppressor Optimized: Tune with adjustable gas.

Bullpup 5.7 Supremacy

Dissent uppers pack 16'' ballistics in 6.5'' – maneuverable might. "Bullpup 5.7 dream!" bullpups a builder. Barrier-busting.

Top CMMG Dissent 5.7 upper, 6.5 5.7x28 bullpup, 57BA8AEHCA, black Dissent group. UPC 810103478046 elite.

Technical Details

SpecificationDetails
Model Number57BA8AEHCA
UPC810103478046
Caliber5.7x28mm
Barrel Length6.5 inches
Twist1:9
FinishBlack Cerakote
PlatformDissent Bullpup
IncludesBCG, Charging Handle

Builder Buzz

"Dissent 5.7 upper – compact king!" – Bullpup Boss Brad, OR

"6.5'' power packed." – Suppressor Steve, WA

Bullpup Your 5.7

CMMG Dissent 57BA8AEHCA Upper – short, sweet, lethal. Assemble now!

Bullpup brilliance!

The End

Products specifications
SubCategoryBarrels
ManufacturerCmmg
CategoryParts
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