DoubleStar Corp.'s Oops! Replacement Kit includes the most commonly lost or worn springs and detents in the AR15 platform and is a vital component of every AR15 owner’s tool kit.
- Four takedown detent springs
- Four takedown detents
- Two buffer detent springs
- Two buffer detents
- Two firing pin retaining pins
- Two extractor springs with bumper pads
- Two selector springs / ejector springs
- Two selector detents