Quick Look
The Bushmaster ACR (Adaptive Combat Rifle) was developed in the early 2000s by MagPul Industries before production transferred to Bushmaster. Its modular design allows quick caliber and configuration changes. Although production ceased, it remains popular among enthusiasts for its adaptability and ergonomic features.
Why It's a Top Choice
- Modular design supports caliber and stock changes
- Ergonomic controls suitable for diverse users
- Quick-change barrel system for mission adaptability
- Compatible with multiple sight and accessory setups
- Robust reliability under varied conditions
Key Variants
Bushmaster ACR DMR
Designed for designated marksman roles, offering enhanced accuracy and longer barrel options.
Bushmaster ACR Tactical
A compact model focused on close-quarters battle with shorter barrel and collapsible stock.
Bushmaster ACR Standard
The baseline model balancing size, weight, and modularity for general use.
Competitor Comparison Table
| Feature | Bushmaster ACR | FN SCAR | Heckler Koch G36 |
|---|---|---|---|
| MSRP | $2,500 - $3,100 | $3,000 - $3,500 | $2,800 - $3,300 |
| Capacity/Size | 20 or 30 rounds, 5.56 NATO | 20 or 30 rounds, 5.56 NATO | 30 rounds, 5.56 NATO |
| Weight | 7.9 lbs (standard) | 7.9 - 8.7 lbs | 7.9 lbs |
| Optics-Ready | Yes, Picatinny rail | Yes, modular rail | Yes, integrated rail |
| Trigger Type | Single-stage | Two-stage (variant) | Single-stage |
| Notable Pro | Highly modular, caliber adaptable | Battle-tested, NATO standard | Lightweight with integrated optics |
| Notable Con | Out of production since mid-2010s | Higher price point | Limited aftermarket parts |
Best Use Cases
- Modular tactical rifle applications
- Range training with adaptable calibers
- Home defense with customizable setup
- Collector firearm for modular rifle enthusiasts
- Law enforcement duty rifle alternative
FAQs
Can I change calibers easily on the Bushmaster ACR?
Yes, the ACR features a quick-change barrel and bolt system enabling caliber swaps between 5.56 NATO and larger calibers with minimal tools.
What is the standard magazine capacity for the Bushmaster ACR?
Standard magazines hold 20 or 30 rounds of 5.56 NATO, compatible with most AR-15 magazines.
How does the Bushmaster ACR compare to the FN SCAR?
Both rifles offer modularity and similar calibers, though the SCAR has broader military adoption and more recent production.







