Forward Assist Assembly for all AR upper receivers Model: ARFA02
Works on AR-15 plus DPMS .308 AR and Armalite AR-10 / .308 AR
Includes: Forward assist plunger; forward assist spring and forward assist roll pin.
The forward assist on a firearm is a button found commonly on AR-15 rifle derivatives and is usually located near the bolt closure. When hit, it pushes the bolt carrier forward, ensuring that the bolt is locked.