Expo Arms AR-15 Takedown Detent
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Expo Arms
Overview
The Expo Arms AR-15 Takedown Detent is a standard pin designed to secure the takedown pin in your AR-15 lower receiver. This component ensures that the takedown pin remains in place during disassembly, allowing for easy maintenance and cleaning of your firearm. It's a fundamental part of the lower receiver assembly and is commonly found in a variety of standard AR-15 builds.
Specifications
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Price Alert
October 2026 on GunPartPicker
Expo Arms AR-15 Takedown Detent ranked #46 of the 82 takedown pins builders added on GunPartPicker in October 2026. Builders have added it to their builds on GunPartPicker. Since April 2026, it ranks #86 of the 158 takedown pins builders have added.
Availability is good: it was in stock at one retailer or another nearly every time we checked in October 2026, and today the one retailer we track has it in stock. Prices barely moved in October 2026, holding around $0.99, with no real sale all month. Buying today, the lowest price is $0.99 at Primary Arms, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which takedown pin to pick?
We ranked every takedown pin by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Takedown Pin Guide →Frequently Built With
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Builds Featuring This Part
See all builds →Builds in the community that include the Expo Arms AR-15 Takedown Detent
| Build | Parts | Total |
|---|---|---|
 | 17 | $1819.46 |
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