LCK104 Steel Top Cover

Except PP-19 / VZK-MSU / LCKMSU / LCKS-74UN / PP-19-01 / VSS / VAL / SR-3 / SR-3M / LCK-12 / LCK-15 / LCK-106 / PKP / RPD / TX-74UN / TX-S74UN / LCK-12/ LCK-15 / LCK-16 are not applicable the remaining series are all applicable ; if it non-LCT products，we can’t sure compatible or not 。
(LTS-Keymod 13.5 / LTS-Keymod 9.5 need to purchase the rear sight separately。)The PK011 and PK213 can be replaced with this Top Cover