ASG Modify Trinity Gas: specs, joules & FPS
Complete specs ASG GBB (gas blowback)
ASG Modify Trinity Gas, GBB: 0.9 J, 311.68 FPS, 956 g, 28 rounds. Full specs from the official source, with FPS for every BB weight.
Power
Within Italy's 1 J limit
For information only, based on the source's data for this version. Not legal advice: always check current local law and the version the shop sells.
Technical specifications
| Brand | ASG |
|---|---|
| Model | Modify Trinity Gas |
| Manufacturer code | 20028 |
| Category | Pistols |
| Power source | GBB (gas blowback) |
| Platform | M2011 |
| Weight | 956 g |
| Length | 220 mm |
| Inner barrel | 112 mm |
| Magazine | 28 rounds |
| Hop-up | Adjustable |
| EAN / UPC | 5707843098076 |
Weighs 956 g: heavier than 71% of GBB replicas in the same category in the database (466 with weight).
At 0.9 J it is more powerful than 86% of GBB replicas in the same category that stay within 1 J (351).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| Novritsch SSP5 4.3″ GBB | 0.84 J | 300 | 981 g |
| Novritsch SSP2 Gen2 GBB | 1 J | – | 957 g |
| Novritsch SSP28 Split-Slide GBB | 0.95 J | 320 | 823 g |
| Umarex H&K HK45 GBB - Black (by KWA) | 1.01 J | 330 | 880 g |
| Umarex HK P8A1 Green Gas (by VFC) | 0.84 J | 300 | 820 g |
Velocity with different BB weights
At the same energy, heavier BBs leave the barrel slower. Expected velocity with the most common weights:
| BB weight | FPS | m/s |
|---|---|---|
| 0.20 g | 311 | 95 |
| 0.25 g | 278 | 85 |
| 0.28 g | 263 | 80 |
| 0.30 g | 254 | 77 |
| 0.32 g | 246 | 75 |
| 0.36 g | 232 | 71 |
| 0.40 g | 220 | 67 |
Theoretical calculation at constant energy (0.9 J). Real-world values can differ slightly with hop-up and replica.
Data source
Every value on this page comes from the manufacturer's official product page, checked on 2026-11-07.
Official ASG product page ↗ actionsportgames.com
Spotted a wrong or missing value? Let us know.