The LCT LCK-12-K16 is a mid-capacity (Mid-Cap) airsoft magazine designed primarily for the LCT LCK-12 (AK-12) replica, but it is compatible with most standard LCT LCK-series AK rifles. 
 
Key Specifications
Capacity: 130 rounds of 6mm BBs.
Magazine Type: Mid-Cap (no winding wheel; operates with a high-tensile internal spring for silent movement and consistent feeding).
Material: Constructed from a combination of ABS/Nylon Fiber polymer, POM, and steel for durability.
Weight: Approximately 150g – 155g.
Model Number: Often listed as PK-352.