Dark Storm Industries Drop-In Billet Trigger 4lb Black DSI-TRG-DI4. Whether you're an AR builder mechanical engineer or avid shooter you won't be disappointed with the performance that this trigger has to offer. The drop-in trigger design allows for...

In stock
ShipAmount $0.00
RevType 2
Manufacturer Dark Storm Industries
Sku DSITRGDI4
Identity 10143703435