Rapid Fire Action, Spring Feeds 300 BBs, Holds Two CO2 Cartridges, Tough Plastic And Metal Construction 

Specifications and Features: 
Crosman Air Rifle Magazine R1 
.177 Caliber BB 
300 Round Capacity 
Two CO2 Cartridge Refill Ports 
Matte Black Frame 
Note: CO2 Tanks not included 

The Crosman R1Air Rifle Magazine is the perfect spare airgun magazine to allow you to keep the shooting fun going 
It spring feeds 25 BBs, giving you rapid-fire action and making the most of your fully automatic air rifle 
The magazine also conveniently holds two CO2 cartridges (not included) and has a tough plastic and metal construction