Systema PTW Professional Training Weapon Challenge Kit TW5-A4 (M90 Cylinder): specs, joules & FPS
Complete specs Systema AEG (electric)
Systema PTW Professional Training Weapon Challenge Kit TW5-A4 (M90 Cylinder), AEG: 0.95 J, 320 FPS, 4,700 g, 40 rounds. Official specs.
Power
Within Italy's 1 J limit
Energy computed from the velocity with 0.20 g BBs, the standard weight manufacturers and shops use to measure FPS.
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 | Systema |
|---|---|
| Model | PTW Professional Training Weapon Challenge Kit TW5-A4 (M90 Cylinder) |
| Category | SMGs |
| Power source | AEG (electric) |
| Platform | MP5 MP7 MP9 |
| Weight | 4,700 g |
| Length | 430 mm |
| Magazine | 40 rounds |
| Hop-up | Adjustable |
Weighs 4,700 g: heavier than 100% of AEG replicas in the same category in the database (171 with weight).
At 0.95 J it is more powerful than 84% of AEG replicas in the same category that stay within 1 J (55).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| Systema PTW Professional Training Weapon TW5-A4 (MP5) (M90 Cylinder) | 0.95 J | 320 | 4,000 g |
| Snow Wolf PPSH 41 AEG Classic Rifle (Real Wood) - Black (SW-09W) | 1.01 J | 330 | 4,490 g |
| CYMA Platinum MP5 AEG (CM041H) | 1.01 J | 330 | 3,290 g |
| CYMA MP5SD6 AEG (CM041SD6) | 1.01 J | 330 | 3,110 g |
| CYMA MP5K PDW AEG (CM041PDW) | 1.01 J | 330 | 2,820 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 | 320 | 98 |
| 0.25 g | 286 | 87 |
| 0.28 g | 270 | 82 |
| 0.30 g | 261 | 80 |
| 0.32 g | 253 | 77 |
| 0.36 g | 239 | 73 |
| 0.40 g | 226 | 69 |
Theoretical calculation at constant energy (0.95 J). Real-world values can differ slightly with hop-up and replica.
Data source
The values on this page come from the product page of the shop redwolfairsoft.com, checked on 2026-11-07. The manufacturer does not publish full specs: values may refer to the version that shop sells.
Shop product page ↗ redwolfairsoft.com
Spotted a wrong or missing value? Let us know.