Tanaka Works S&W M500 ES (Emergency Survival) Ver. 2 Gas Revolver (2-3/4 inch) - Stainless Finish: specs, joules & FPS
Complete specs Tanaka Works Gas NBB (non-blowback)
Tanaka Works S&W M500 ES (Emergency Survival) Ver. 2 Gas Revolver (2-3/4 inch) - Stainless Finish, NBB: 0.84 J, 300 FPS, 1,060 g, 14 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 | Tanaka Works |
|---|---|
| Model | S&W M500 ES (Emergency Survival) Ver. 2 Gas Revolver (2-3/4 inch) - Stainless Finish |
| Category | Pistols |
| Power source | Gas NBB (non-blowback) |
| Platform | OTHER |
| Weight | 1,060 g |
| Length | 265 mm |
| Magazine | 14 rounds |
| Hop-up | Adjustable |
Weighs 1,060 g: heavier than 83% of NBB replicas in the same category in the database (226 with weight).
At 0.84 J it is more powerful than 66% of NBB replicas in the same category that stay within 1 J (178).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| Tanaka Works S&W M500 Performance Center Gas Revolver (Ver. 2, 6.5 inch) - Stainless Finish | 0.84 J | 300 | 1,150 g |
| Tanaka Works S&W M500 2.75 inch ES Black Ver.2 Gas Revolver | 0.84 J | 300 | 1,170 g |
| Marushin M29 Classic 8 3/8 Inch X Cartridge - Black Heavyweight (6mm) | 0.89 J | 310 | 1,010 g |
| Marushin Ruger Super Redhawk 9.5inch .454 Casull Gas Revolver - Matt Black | 0.73 J | 280 | 1,050 g |
| Marushin S&W M629 Classic .44 Magnum X Cartridge Series (6mm BB) | 0.84 J | 300 | 930 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 | 300 | 91 |
| 0.25 g | 268 | 82 |
| 0.28 g | 254 | 77 |
| 0.30 g | 245 | 75 |
| 0.32 g | 237 | 72 |
| 0.36 g | 224 | 68 |
| 0.40 g | 212 | 65 |
Theoretical calculation at constant energy (0.84 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.