Specna Arms PPK-20 SA-J20 VAPOR: specs, joules & FPS
Partial data GBB (gas blowback)
Specna Arms PPK-20 SA-J20 VAPOR, GBB: 320 FPS, 3,045 g, 38 rounds. Full specs from the official source, with FPS for every BB weight.
Power
Energyn/a
Velocity (FPS)320
Velocity (m/s)n/a
Power not declared
For information only, based on the energy the manufacturer declares for this version. Not legal advice: always check current local law and the version the shop sells.
Technical specifications
| Brand | Specna Arms |
|---|---|
| Model | PPK-20 SA-J20 VAPOR |
| Manufacturer code | SPE-02-048660 |
| Category | SMGs |
| Power source | GBB (gas blowback) |
| Platform | AK |
| Weight | 3,045 g |
| Length | 610 mm |
| Inner barrel | 160 mm |
| Magazine | 38 rounds |
| Hop-up | n/a |
| EAN / UPC | n/a |
green gas; lunghezza indicata come 69 cm
Data source
The values on this page come from the product page of the shop gunfire.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 ↗ gunfire.com
Not declared by the manufacturer: Energy.