everything you need to add a forward assist to a stripped upper, even the roll pin. detent and spring are included. nitride finish on the assist looks better than a basic phosphate



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CMMG
Overview
The CMMG AR-15 Forward Assist Kit is a complete assembly designed to ensure reliable chambering of rounds in your AR-15 platform. This standard-style kit features a straightforward black finish, making it a functional and practical addition to your build. It's commonly found in mid-length gas system configurations chambered in 5.56 NATO, where precise reliability during operation is crucial.
Based on build data

CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B

Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4

Aero Precision Ar-15 Ejection Port Cover Assembly

Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension

Bravo Company M16 Bolt Carrier Group Black

Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| CMMG AR-15 HD Pivot and Takedown Pin Parts Kit - 55AFF3B | 54 | |
| Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4 | 42 | |
| Aero Precision Ar-15 Ejection Port Cover Assembly | 41 | |
| Bravo Company Ar-15/m16 Bcm Mil-Spec 6 Position Receiver Extension | 36 | |
| Bravo Company M16 Bolt Carrier Group Black | 32 | |
| Wilson Combat Ar-15 Lo-Profile Gas Block .750" Black | 31 |
| Platform | Percentage |
|---|---|
| AR-15 | 84.8% |
| AR-10 | 12.1% |
| AR-9 | 3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 73.9% |
| .223 Wylde | 11.6% |
| 300 Blackout | 4.3% |
| .308 Win | 2.9% |
| 9mm | 1.4% |
| .223 Remington | 1.4% |
| .450 Bushmaster | 1.4% |
| 7.62x39mm | 1.4% |
| 7.62x51 NATO | 1.4% |
| Gas System | Percentage |
|---|---|
| Carbine | 38.3% |
| Mid-Length | 35% |
| Rifle | 13.3% |
| Pistol | 11.7% |
| Intermediate | 1.7% |
Builds in the community that include the Cmmg Ar-15 Forward Assist Kit
| Build | Parts | Total |
|---|---|---|
![]() | 22 | $1430.70 |
![]() | 21 | $730.68 |
![]() | 17 | $2538.59 |
![]() | 17 | $780.28 |
![]() | 12 | $922.56 |
![]() | 20 | $826.92 |
![]() | 22 | $1000.59 |
![]() | 23 | $1854.15 |
![]() | 22 | $1601.47 |
![]() | 15 | $1125.12 |
![]() | 29 | $1719.86 |
![]() | 22 | $1301.13 |
4 global ratings
everything you need to add a forward assist to a stripped upper, even the roll pin. detent and spring are included. nitride finish on the assist looks better than a basic phosphate
CMMG forward assist kit is a great upgrade over the basic assembly that comes with a stripped upper. Spring tension is correct, pawl movement is smooth. Roll pin alignment was straightforward. Drops in with the right punch.
CMMG forward assist kit comes complete with the pawl, spring, and roll pin. Saves sourcing parts individually. Spring tension is correct, doesnt stick or float. Roll pin alignment was on the first try. Solid budget upgrade.
CMMG forward assist kit has slightly different black anodize than my CMMG receiver in direct light. Mechanically perfect, spring tension is correct, pawl moves smoothly. Drop in install with the included roll pin.