The LCT SA-M-7 70rds magazine (product code PK-203) is a low-capacity airsoft magazine designed for the LCT AK series of AEGs. 
 
Specifications
Capacity: 70 rounds (Low-Cap/Mid-Cap).
Material: Constructed from tough ABS plastic, POM, and steel components.
Compatibility: Designed for LCT's various LCK (AK) designs, but not compatible with models such as the RPD, PKP, PP-19, AS VAL, VSS, or SR-3 series.
Weight: Approximately 155g (0.154 kg).
Color/Style: Available in black with a waffle texture.