CMMG HD Pivot and Takedown Pin Parts KIT, Black - 38AFF31
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CMMG
Overview
The CMMG HD Pivot and Takedown Pin Parts Kit is a comprehensive set designed for securely connecting your upper and lower receivers. This black pin set ensures reliable functionality during disassembly and reassembly, making maintenance easier for builders. This kit is particularly suited for pistol builds in 5.56 NATO, where quick access to components is often essential.
Specifications
September 2026 on GunPartPicker
CMMG HD Pivot and Takedown Pin Parts KIT, Black - 38AFF31 ranked #35 of the 68 takedown pins builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #32 of the 127 takedown pins builders have added. Builds with this takedown pin are split between 300 Blackout (50%) and 5.56 NATO (50%), split between pistol-length (50%) and rifle-length (50%) gas systems, and nearly all AR-15.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 6 of the 8 retailers we track have it in stock. It dipped to $19.29 at BattleHawk Armory for a stretch in September 2026, under its usual $21.14 to $23.08, so sales do come around. Buying today, the lowest price is $21.11 at Classic Firearms, above September's low of $19.29, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 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
The part most often added in each category by the 14 builds that include this one
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Daniel Defense MK12 SPR URG 5.56mm 18 Upper Receiver Group
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 2 →Builds in the community that include the CMMG HD Pivot and Takedown Pin Parts Kit, Black - 38AFF31
| Build | Parts | Total |
|---|---|---|
 | 24 | $1743.23 |
 | 20 | $1678.63 |
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