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Geissele
Overview
The Geissele Automatics Reliability Enhanced Bolt Carrier Group is designed specifically for the 5.56 NATO caliber and features an M16 style bolt carrier. This BCG enhances reliability through its robust design, ensuring consistent operation and improved performance in various conditions. It is commonly found in mid-length gas system builds, making it a solid choice for those looking to optimize their 5.56 NATO rifles.
Based on build data
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger
Geissele Automatics Llc Ar-15 Ssa X Lightning Bow Trigger
Lmt Mars-Ls Pdw Complete Ambidextrous Ar-15 Lower Receiver
Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN
Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green | 28 | |
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 20 | |
| Geissele Automatics Llc Ar-15 Ssa X Lightning Bow Trigger | 15 | |
| Lmt Mars-Ls Pdw Complete Ambidextrous Ar-15 Lower Receiver | 14 | |
| Eotech 3x30.5mm x 21.6mm Holographic Hybrid Green Dot Sight - HHSGRN | 11 | |
| Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth | 11 |
| Platform | Percentage |
|---|---|
| AR-15 | 95.8% |
| AR-10 | 4.2% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 78.3% |
| .223 Wylde | 17.4% |
| .308 Win | 4.3% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 57.9% |
| Carbine | 31.6% |
| Rifle | 10.5% |
Builds in the community that include the Geissele Automatics Llc Reliability Enhanced Bolt Carrier Group 5.56mm
| Build | Parts | Total |
|---|---|---|
 | 12 | $2982.05 |
 | 32 | $5968.48 |
 | 11 | $3427.54 |
 | 9 | $3311.44 |
 | 28 | $2993.96 |
 | 11 | $1791.94 |
 | 17 | $1749.37 |
 | 19 | $2412.23 |
 | 9 | $3338.54 |
 | 11 | $1387.12 |
 | 12 | $1522.86 |
 | 17 | $6033.03 |
2 global ratings
Geissele Reliability Enhanced BCG runs reliably as expected. The finish is on the glossy side, more shiny than the matte I expected. Functionally a clean BCG, gas key staked, bolt HPT/MPI.
ran a couple hundred rounds with no real issues. the finish marks up easier than i expected
