Home / MSR Items / _Parts / AK-042S AK-042S$70.99 AK-042S Single Stage Fire Control Group Set for Stamped or Milled Receiver..(1) AK-302M Retainer Out of stock SKU: AK-042S Category: _Parts Description Additional information Description #TAG# AK-042; AK-04; AK-0 #TAG# Additional information Weight 0.32 lbs Related products Sale! Broken Shell Extractor (7.62 x 54R mm) $17.89 Original price was: $17.89.$17.12Current price is: $17.12. Read more Sale! Arsenal 5.56x45mm Bolt Head Assembly with Spring Loaded Firing Pin $139.99 Original price was: $139.99.$139.20Current price is: $139.20. Read more Arsenal Adaptor for Light Machine Gun Bipod $16.49 Add to cart95 left in stock!