UA SR30 build details
INTERNALS
| Air nozzle | G2 type air nozzle with dual o-ring |
| Anti-reversal latch | G&G anti-reversal latch, spring |
| Barrel | 247 millimeter LAPPED Prometheus 6.03 EG inner barrel with R-Hop patch |
| Bearing | Umbrella Armory 8 millimeter steel caged bearing set |
| Bucking | Madbull blue soft 60 degree bucking, flat hop modified |
| Cylinder | G&G ported cylinder |
| Cylinder head | G2 double o-ring cylinder head |
| Electrical | Perun ETU++ (rear-wired), G&G ETU trigger board (with magazine cut-off feature) |
| Gears | 13:1 SHS SSG set*, 18:1 SHS SSG** |
| Gearbox shell | G2 V2 gearbox shell |
| Hop-up | UA x Maxx Model, Pro, hop-up chamber |
| Motor | 25k G&G IFRIT*, 35K Brushless Motor** |
| Piston | G2 piston |
| Piston head | Lonex polyoxymethylene piston head |
| Spring | ASG M125 spring |
| Tappet plate | G2 tappet plate |
| Tappet spring | G&G tappet spring |
| Trigger | G&G ETU red flat trigger*, G&G Black Trigger** |
* Gen1
** Gen2
ACCESSORIES
| Battery | Matrix 11.1 volt 2000 mah 20c lithium polymer battery, butterfly type |
| Magazine | G&G 40 round M4 type mid-cap magazine |
| Sights | Flip up sights |
| Misc | Perun programming card manual, unjamming rod, patch |