In the Battlefield series, the ACR is referred to as the ACW-R (Adaptive Combat Weapon - Rifle), and fires the 6.5x39mm Grendel round in Battlefield 3 and 5.56x45mm NATO in all other appearances.
Die ACW-R taucht in Battlefield Play4Free als kaufbare Waffe für den Sturmsoldaten auf. Bfp4f ACR.jpg|Die ACW-R im Battlefield Play4Free-Store Acw-r idle.png|Die ACW-R im Spiel
In the Battlefield series, the ACR is referred to as the ACW-R (Adaptive Combat Weapon - Rifle), and fires the 6.5x39mm Grendel round in Battlefield 3 and 5.56x45mm NATO in all other appearances.