GHK AK105 GBBR: specs, joules & FPS

Complete specs GHK CO2

GHK AK105 GBBR, CO2: 1.27 J, 370 FPS, 3,190 g, 50 rounds. Full specs from the official source, with FPS for every BB weight.

Power

Energy · computed1.27 J
Velocity370 FPS113 m/s

Above Italy's 1 J limit

Italian shops sell versions tuned below 1 J: ask the shop which version they ship.

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

BrandGHK
ModelAK105 GBBR
CategoryAssault rifles & carbines
Power sourceCO2
PlatformAK SERIES
Weight3,190 g
Length830 mm
Magazine50 rounds
Hop-upAdjustable

Weighs 3,190 g: heavier than 72% of CO2 replicas in the same category in the database (65 with weight).

Similar alternatives

Replicas of the same type and category that stay within the Italian 1 J limit.

ReplicaEnergyFPSWeight
GHK AK74 GBBR0.95 J3203,460 g
VIVA Arms Mosin Nagant M44 Carbine (Real Wood CO2 Version)0.95 J3203,760 g
Hephaestus x GHK AMD-65 GBB1.31 J3753,250 g
GHK AKS74M GBBR (Folding Stock)1.34 J3803,210 g
GHK AK74MN GBBR1.2 J3603,300 g

Velocity with different BB weights

At the same energy, heavier BBs leave the barrel slower. Expected velocity with the most common weights:

BB weightFPSm/s
0.20 g370113
0.25 g331101
0.28 g31395
0.30 g30292
0.32 g29389
0.36 g27684
0.40 g26280

Theoretical calculation at constant energy (1.27 J). Real-world values can differ slightly with hop-up and replica.

Try other values in the joule ↔ FPS converter →

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.

More GHK replicas