About M4A1 RII FSP

The M4A1 RII FSP rifle, most famously manufactured by Daniel Defense, is a specific high-end configuration of the AR?15 platform best known as the USSOCOM SOPMOD Block II rifle, a real?world military firearm used by American special operations forces since 2005. The name itself breaks down the key features. ?M4A1? indicates the base rifle is inspired by the M4A1 Carbine, featuring a 14.5?inch barrel and the ability for fully automatic fire. ?RII? stands for Rail Interface System 2, which refers to the iconic, extremely rigid and durable quad?rail handguard. ?FSP? means Front Sight Post, a unique design where the fixed front iron sight remains on the barrel while the handguard is notched around it, allowing the barrel to remain free?floating. The rifle is primarily produced by Daniel Defense, though licensed airsoft replicas are also made by companies like GHK.
The heart of this rifle is the RIS II quad?rail handguard, which is known for being exceptionally robust. Because the handguard free?floats the barrel, the barrel can vibrate consistently shot after shot, improving accuracy. The two?piece design of the rail allows the lower half to be removed for attaching an M203 grenade launcher, a feature specified by SOCOM. For firearms enthusiasts, building a ?clone? of this exact military?issued rifle is a popular project, and its specific parts?such as the Daniel Defense RIS II rail and the 14.5?inch barrel with a pinned and welded muzzle device?make it highly sought after.
In terms of core specifications, the Daniel Defense M4A1 RIS II FSP rifle is chambered in 5.56mm NATO, with a 14.5?inch barrel that has a permanently attached flash hider to meet legal overall length requirements. The barrel twist is 1:7 inches, and the handguard is the Daniel Defense RIS II quad rail with the FSP cutout. The gas system is carbine?length, direct impingement. The rifle comes with a fixed A1.5 rear sight and an F?marked front sight post. 

About EMG Daniel Defense DDM4A1 FSP M4 GBB Airsoft Rifle (CYMA CGS System/ 2 Tone)

CYMA has meticulously replicated a true icon of the modern battlefield with their airsoft version of the Daniel Defense DDM4A1. In the world of real firearms, this platform first emerged in 2005, designed and produced by the American company Daniel Defense. It was adopted as a primary weapon by the USSOCOM special operations forces and has since seen widespread production and service, making appearances in conflict zones such as Iraq, Afghanistan, Israel, Jordan, and the Philippines. Now, airsoft enthusiasts can experience this legendary carbine in the form of the EMG Daniel Defense DDM4A1 RII FSP MA GBB Airsoft Rifle, which is fully licensed by EMG, Daniel Defense, and Lancer Systems.
Externally, this rifle is a showcase of authenticity and quality construction. It features a metal lower receiver engraved with the correct "DANIEL DEFENSE" marking, paired with a metal upper receiver bearing the same engraving. The handguard is a metal 320mm Daniel Defense RIS II FPS Picatinny rail system, also engraved with the "Daniel Defense RIS II" marking. Out front, a 350mm steel outer barrel is fitted with a steel 45mm muzzle brake, featuring a 14mm CCW thread. The furniture includes a polymer Daniel Defense pistol grip, the surface of which is textured with rubber for enhanced non-slip control, and a polymer Daniel Defense collapsible Mil-Spec buttstock. The stock features rubber non-slip texturing on both cheek rest positions, as well as sling sockets on both sides, and is mounted on a metal 4-position stock pipe.
The magazine supplied with this replica is a polymer Lancer Systems gas magazine, notable for its printed detailing that realistically depicts live ammunition, creating the illusion from a distance that the magazine is fully loaded with real cartridges. Several small but important components round out the external package: a metal curved trigger, a polymer trigger guard, a metal fire selector, a metal magazine release, a steel bolt catch, a steel forward assist, and a steel receiver end plate that also incorporates a sling socket. The sighting system is composed of a polymer removable flip-up rear sight and a steel fixed front sight. Notably, this front sight is positioned exactly as on the real firearm, mounted on the barrel near its center point. In the real-steel world, this specific placement is designed to allow the operator to mount an M203 grenade launcher with the launcher's body positioned closer to the receiver, making it easier to operate. Finally, the bolt carrier is made of steel and engraved with the Daniel Defense logo.
Internally, the CYMA CGS system is the heart of this airsoft rifle. This system is designed as an imitation of the highly regarded Tokyo Marui MWS system, and as such, its performance is notably stable and reliable. The rifle?s greatest selling point is its high degree of parts compatibility; it accepts most internal components designed for the Tokyo Marui MWS, with the only exceptions being the bolt carrier and the bolt lock assembly. Furthermore, the internal components are a collaborative production between CYMA and the renowned T8 System, ensuring a high standard of quality and dependable performance right out of the box.

Key Features

• 1/1 Scale High Power Assembled Gas Powered Airsoft GBB
• Fully licensed by EMG, Daniel Defense & Lancer Systems
• Semi & Fully Automatic Shooting Mode
• Metal lower receiver (engraved "DANIEL DEFENSE" marking)
  
• Metal upper receiver (engraved "DANIEL DEFENSE" marking)
• Metal 320mm Daniel Defense RIS II FPS Picatinny rail system Dark Earth Color handguard (engraved "Daniel Defense RIS II" marking)
• Metal 350mm steel outer barrel with steel 45mm muzzle brake (14mm CCW thread)
• Polymer Daniel Defense pistol grip (rubber non-slip texture on surface)
• Polymer Daniel Defense Collapsible Mil-Spec Buttstock (rubber non-slip texture on both cheek rest positions, sling sockets on both sides) with metal 4-position stock pipe
• Polymer Lancer Systems gas magazine (surface printed with realistic live ammunition graphic, includes small??)
  
• Metal curved trigger, polymer trigger guard, metal fire selector, metal magazine release
• Steel bolt catch, steel forward assist, steel receiver end plate (with sling socket)
• Polymer removable flip-up rear sight
• Steel fixed front sight (positioned on barrel near center, as on real steel ? allows M203 grenade launcher to sit closer to receiver for easier operation)
  
• Steel bolt carrier (engraved with Daniel Defense logo)
• CYMA CGS internal system (designed as imitation of Tokyo Marui MWS system, offering stable performance)
• High compatibility with most Tokyo Marui MWS internal parts (except bolt carrier and bolt lock assembly)
  
• Internal components co-produced by CYMA and T8 System for quality assurance