Stern Defense Single Stage Drop In AR-15/AR-10 Trigger

Manufactured by Stern Defense
SKU: 009-SD-SS-D1-M
MPN: 009-SD-SS-D1-M
Manufactured by Stern Defense
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The Stern Defense Single Stage Drop In Trigger is designed for competition use with an extremely light 3.5 lb. pull weight and a crisp break with a short reset. This allows for extremely fast and accurate shooting. The double angle trigger bow shape is comfortable to use and places your finger lower for better leverage while allowing you to maintain a natural grip position. This single stage trigger is designed for Mil-Spec .154” trigger pins and is compatible with AR-15 and AR-10 rifles. Improve your competition rifle today with the Stern Defense Drop In Single Stage Trigger.

  • Compatible with AR-15 and AR-10
  • Mil-Spec .154” trigger pin size
  • Single stage 3.5 lb. trigger pull
  • Crisp break with short reset
  • A2 steel trigger and disconnect
  • S7 steel hammer
  • Nitride finish
  • Double angle trigger bow for better leverage
  • Non-adjustable

The trigger housing is machined from aluminum to ensure a tight fit and keeps all the internal components together and protected. The hammer is made from S7 tool steel to ensure thousands of rounds of abusive shock while the trigger and disconnect are machined from A2 steel for improved friction resistance. The durable Nitride finish ensures the important bearing surfaces are as smooth as possible and protects from excess wear and corrosion.

With pistol caliber AR-15s on the rise in popularity, Stern Defense is leading the way with innovative components to convert your standard AR lower to be compatible with pistol magazines from Glock, S&W, and even Beretta in a variety of calibers. Stern Defense is located in Missouri and dedicated to helping you build the ultimate pistol caliber carbine.
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BrandStern Defense
Drop InDrop-In
Total Pull Weight3.5 lbs
Trigger BowDouble Angle
Trigger Pin DiameterMIL-SPEC .154

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