This spare magazine is a great option for your G&G GTP9 / SMC9 pistols.  It is highly believed to strengthen rate of fire and induced better performance with its reinforced gas system and comes fully metal to provide for maximum durability and realism.

Specifications:

• Metal Body
• 50 Round Capacity
• Fits In SMC9 and GTP9
• Length: 8 inches (203mm)
• Height: 0.8 inches (20mm)