Looking for a reliable spare magazine for your APS XTP Series Airsoft GBB Pistol? Look no further than the APS 23rd CO2 Magazine, available in black. Constructed with a durable metal alloy body, this magazine features a high tension spring that ensures reliable feeding, and an easy to remove base plate for convenient access to the CO2 cartridge. The reinforced polymer lip provides added durability for frequent use, while the 23-round capacity and optimized design make it a perfect choice for your XTP, Shark, Auto Shark, Hornet, or AC601 airsoft pistol. With a FPS of around 340 and compatibility with 12g CO2 cartridges, the APS 23rd CO2 Magazine is a must-have for any serious airsoft enthusiast.