

Click to see full view
Geissele Automatics
Overview
The Geissele Automatics Reliability Enhancement Kit H1 is designed specifically for the M16-style bolt carrier, enhancing the reliability of your 5.56 NATO builds. This kit addresses critical areas of the bolt carrier group, ensuring smoother operation and better performance under various conditions. It is particularly favored in mid-length gas system configurations, where reliable cycling and durability are essential for optimal operation.
Based on build data

Geissele Automatics Llc Sgb Geissele Super Gas Block, Black
Gas Block
Geissele Super AR-15 Gas Block .750 Low Profile
Gas Tube
Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 11.5'''' Urgi Upper Chf Barrel, Ach, Rebcg 5.56mm Ddc

Geissele Automatics Ultra Duty Checkered Takedown Pin Set
Takedown Pin
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger
Trigger
Magpul Moe K2 Grip Polymer Flat Dark Earth
Pistol GripAggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Geissele Automatics Llc Sgb Geissele Super Gas Block, Black | Gas Block | 3 |
| Geissele Super AR-15 Gas Block .750 Low Profile | Gas Tube | 3 |
| Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 11.5'''' Urgi Upper Chf Barrel, Ach, Rebcg 5.56mm Ddc | 2 | |
| Geissele Automatics Ultra Duty Checkered Takedown Pin Set | Takedown Pin | 2 |
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | Trigger | 2 |
| Magpul Moe K2 Grip Polymer Flat Dark Earth | Pistol Grip | 2 |
| Platform | Percentage |
|---|---|
| AR-15 | 85.7% |
| AR-10 | 14.3% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 100% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 71.4% |
| Carbine | 14.3% |
| Rifle | 14.3% |
No reviews yet. Be the first to review this product!