Product introduction：

• RARE ARMS third-generation shell ejection G.B.B system name it R-SYSTEM that easy maintenance, more durable and 30% increase in efficiency.
• The function of variable gas volume adjustment system will correspond to different ambient temperature.
• The receiver is made by 6061 T6 aluminum with alloy forging & CNC precision machining process.
• The overall size is very close to the original gun and the design of internal anti-modification mechanism is safe and legal.
• The 10.3 inch outer barrel with precise inner barrel.(inner diameter 6.05mm, total length 220mm)
• New improved design of HOP UP adjustable system.
• Rare Arms original product with M-LOK compact tactical handguard & muzzle suppressor.
• The product is directly assembled with the original buffer tube, buffer and the inch thread.
• All of steel parts are process with anti-rust(QPQ) surface treatment like original guns .
• 1:1 size parts of bolt catch made by 8620 steel material that permanent and durable.
• The bolt carrier is made by carbon steel with CNC machining, the appearance and texture are upgrading!
• The bolt head material is 7075 aluminum with CNC machining and hard anodizing, more durable, and the appearance is more real!
• Semi-automatic & automatic shooting mode.
• 30 rounds of lightweight plastic magazine (with transparent window to check number of remaining ammo)
• New shell that made by composite plastic, more economical.

Content of package：
AR-I5 GBBER X 1
30 Rounds magazine X 1
Shell X 30 Rounds
Special oil for O-Ring X 1
Tools & Air control parts X 1
<LIMITED FREE GIFT> Shell Catcher X 1