Geissele .223/5.56 Reliability Enhanced Bolt Carrier Group
Geissele
Overview
The Geissele .223/5.56 Reliability Enhanced Bolt Carrier Group is a bolt carrier group. Compare prices from multiple merchants and find the best deal.
Specifications
Available Merchants(3)
Prices checked
Stock Alert
Build history on GunPartPicker
Builders have been adding the Geissele .223/5.56 Reliability Enhanced Bolt Carrier Group to their builds on GunPartPicker since April 2026. All time, it ranks #40 of the 456 bolt carrier groups builders have added. Builds with this bolt carrier group are mostly chambered in 5.56 NATO (87%), mostly on mid-length gas (63%, then carbine-length 38%), and nearly all AR-15.
It was out of stock everywhere we track for all of September 2026, and today none of the 3 retailers we track has it in stock right now.
Trending bolt carrier groups →
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
Not sure which bolt carrier group to pick?
We ranked every bolt carrier group by how often it shows up in real builds on GunPartPicker.
Read the guide: The Most Trusted AR-15 BCGs →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the builds that include this one
Geissele Automatics Super Duty MOD1 5.56 NATO Complete Upper Receiver - 11.5" - Black
Wilson Combat AR-15 Lower Receiver Forged
Geissele Automatics AR-15/M16 Super Charging Handle, Black
Geissele Automatics AR-15 SSA X Lightning Bow Trigger
Magpul M-LOK Handstop KIT - Black
B5 Systems Type 22 P-Grip - Black
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.
No reviews yet. Be the first to review this product!