Material：Aluminum #6061 /Steel
Weight : 511g
For LCT various designs LCK except AS VAL / MRK VAL / LGM VAL / VSS;

■ These models should be assembled the PK404 :LCK-12 / ZK-12 / ZK-12U / LCK-15 / LCK-19;

■ Can be compatibled with PK311 M14 to M24 Muzzle Thread Adapter;