When you’re stepping onto the range in Tennessee or securing your property outside of Nashville, the Bushmaster® M4 PATROLMAN’S™ MOE® Flat Top w/Flip-up Sights – CA COMPLIANT offers a familiar, reliable platform. This rifle is built to meet California’s specific compliance requirements while retaining the core features that make the M4 platform a trusted choice for target shooters and those focused on home defense. For Tennessee residents, it ships directly to your chosen FFL, ready for local laws and your next outing.
What This Product Is and Who It’s For
The Bushmaster M4 Patrolman’s MOE Flat Top is a semi-automatic rifle chambered in 5.56 NATO, designed for shooters who want a lightweight, maneuverable firearm without unnecessary bulk. It is intended for target shooters who frequent indoor and outdoor ranges, homeowners looking for a practical defensive tool, and collectors who appreciate the M4 lineage. This model is not a competition race gun or a heavy hunting setup—it is a straightforward, duty-inspired carbine that prioritizes ease of use and adaptability. The California-compliant configuration ensures it meets specific legal requirements, making it a straightforward choice for those who need a compliant firearm without sacrificing core functionality.
Key Spec Breakdown
- Caliber: 5.56 NATO / .223 Remington
- Capacity: 10-round magazine (fixed or detachable, compliant with California law)
- Barrel Length: 16 inches (carbine-length gas system)
- Overall Length: Approximately 32 inches (collapsed stock) to 35.5 inches (extended)
- Weight: Approximately 6.5 pounds (unloaded)
- Finish: Hardcoat anodized black aluminum upper and lower receiver
- Sights: Magpul MBUS flip-up rear sight and fixed front sight post
- Stock: Magpul MOE collapsible carbine stock
- Handguard: Magpul MOE SL handguard (M-LOK compatible)
- Receiver: Flat top upper receiver with Picatinny rail
- Trigger: Mil-spec single-stage trigger
- Gas System: Direct impingement, carbine-length
- Muzzle: A2-style flash hider (pinned and welded for compliance)
- Charging Handle: Standard mil-spec charging handle
- Safety: Standard selector switch (safe, semi)
Feature Deep-Dive
The Bushmaster M4 Patrolman’s MOE Flat Top starts with a forged 7075-T6 aluminum upper and lower receiver, heat-treated and hardcoat anodized for consistent durability. This receiver set uses a standard mil-spec TDP (Technical Data Package) fit, meaning it accepts a wide range of aftermarket parts and accessories without modification. The flat top design with a continuous Picatinny rail allows you to mount optics, red dot sights, or magnifiers directly without needing a carry handle adapter. This gives you flexibility for different shooting scenarios, from close-quarters target engagement to more precise shots at longer distances.
The Magpul MOE SL handguard is a significant upgrade over standard plastic handguards. It uses a slim profile that reduces overall grip circumference, making it easier for shooters with smaller hands to maintain a comfortable hold. The M-LOK slots at the 3, 6, and 9 o’clock positions let you attach lights, foregrips, or bipods without adding bulk. The handguard is heat-resistant and features a steel barrel nut for secure attachment, which reduces the chance of shifting under recoil. This setup is practical for home defense where you might need to quickly mount a light for low-light identification.
The Magpul MOE collapsible stock provides a solid cheek weld with a rubber buttpad that reduces slip on shoulder or body armor. It offers multiple length-of-pull positions, allowing you to adjust for different body types or layered clothing. The stock houses a storage compartment for small items like a cleaning kit or spare batteries, which adds utility without extra weight. The carbine-length gas system and 16-inch barrel balance well for maneuverability in tight spaces while still delivering reliable cycling with standard 5.56 ammunition.
Flip-up sights from Magpul (MBUS) are included, with a rear aperture that adjusts for windage and a front sight post for elevation. These sights are polymer but reinforced with steel inserts at the pivot points, providing a good balance of weight savings and durability. They fold flat when not in use, keeping the top rail clear for optics, and deploy quickly with a thumb press. The front sight is fixed to the gas block, which is standard for this platform, giving you a consistent reference point even if you remove the rear sight.
The California-compliant configuration includes a fixed 10-round magazine or a featureless setup depending on the specific variant. This model uses a bullet button or similar device to limit magazine changes, along with a pinned stock and a muzzle brake or thread protector (if applicable). This ensures the rifle meets CA legal requirements while retaining the core M4 Patrolman’s functionality. For Tennessee buyers, this means you receive a rifle that is ready to ship to your FFL without additional compliance modifications.
Ideal Use Cases
- Target Shooting: The 16-inch barrel and carbine gas system offer a flat trajectory with 55-62 grain 5.56 ammo, making it suitable for paper targets and steel plates at 100-300 yards. The flip-up sights are adequate for basic range work, and the Picatinny rail allows for easy optic mounting.
- Home Defense: The compact overall length and lightweight design make it easy to maneuver through doorways and hallways. The M-LOK handguard supports a weapon light, and the 10-round magazine is sufficient for defensive scenarios while keeping the firearm compact.
- Collecting: As a Bushmaster M4 Patrolman’s model, this rifle represents a well-known American manufacturer with a history in the AR-15 market. The MOE upgrades and CA-compliant status make it a specific variant worth noting for collections focused on legal compliance or modern sporting rifles.
- Training: The mil-spec trigger and controls provide a consistent platform for learning marksmanship fundamentals or practicing tactical drills. The rifle accepts standard AR-15 parts, so you can train with the same manual of arms as a standard M4.
Compatibility Notes
This Bushmaster M4 Patrolman’s is chambered in 5.56 NATO and will also safely fire .223 Remington ammunition. For best performance, use 55-62 grain FMJ or soft point loads from reputable manufacturers. It accepts standard AR-15/M16 magazines, but the included magazine is a 10-round CA-compliant version. For holsters, this is a rifle, not a handgun, so it uses slings and cases rather than holsters. Magpul MOE stocks and handguards are compatible with other mil-spec AR-15 components, so you can swap out the stock or grip if desired. The M-LOK handguard accepts any M-LOK accessory, and the Picatinny rail is standard for optics and lights. This model does not include a bayonet lug or grenade launcher cut, so it is not compatible with those attachments.
FAQ Section
1. Can this rifle ship directly to my home in Tennessee?
No. Federal law requires that all firearms shipped from a licensed FFL (like tn-guns.com) be transferred to a receiving FFL dealer in your state. You must select a Tennessee FFL holder (such as a local gun shop or pawn shop) to receive the rifle. We will ship directly to that FFL after you provide their information during checkout.
2. What is the FFL transfer process in Tennessee?
After you place your order, we will contact your chosen receiving FFL to confirm they are willing to accept the transfer. Once confirmed, we ship the rifle to them. You then visit the FFL in person, complete a Form 4473, and pass a NICS background check (Tennessee does not require a state permit for long gun purchases, but the FFL may have their own policies). After approval, you take the rifle home. Transfer fees vary by FFL, typically between $20 and $50.
3. What ammunition is compatible with this rifle?
This rifle is designed for 5.56 NATO ammunition, but it also safely fires .223 Remington. For reliable function, use factory-loaded ammunition with bullet weights between 55 and 77 grains. Avoid steel-cased or corrosive surplus ammo as it may cause extraction issues or accelerate wear. Always check your barrel and chamber for any restrictions before using specialty loads.
4. Does Bushmaster offer a warranty on this rifle?
Yes. Bushmaster provides a limited lifetime warranty to the original owner against defects in materials and workmanship. This covers the receiver, barrel, and internal components under normal use. It does not cover normal wear and tear, modifications, or damage from improper ammunition. To file a warranty claim, contact Bushmaster customer service with your serial number and proof of purchase.
5. What is your return policy for firearms?
All firearm sales are final. We do not accept returns on firearms due to legal restrictions and safety regulations. If your rifle arrives with a manufacturer defect or damage from shipping, contact us within 48 hours of delivery. We will work with Bushmaster to resolve the issue, which may involve a warranty repair or replacement. We cannot accept returns for cosmetic preferences or if you change your mind after purchase.
Closing CTA
This Bushmaster M4 Patrolman’s MOE Flat Top is available now and ships to your Tennessee FFL from our Knoxville-area location. Order online or call us to verify stock. We handle the paperwork, you pick up at your local dealer. For questions about compatibility or transfer, our team is here to help.
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