RWC Surgeon Costa Steel 5 inch M&P9 GBB: specs, joules & FPS

Complete specs RWC GBB (gas blowback)

RWC Surgeon Costa Steel 5 inch M&P9 GBB: 1.07 J, 340 FPS, 780 g, 24 rounds. Full specs from the official source, with FPS for every BB weight.

Power

Energy · computed1.07 J
Velocity340 FPS104 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

BrandRWC
ModelSurgeon Costa Steel 5 inch M&P9 GBB
CategoryPistols
Power sourceGBB (gas blowback)
PlatformM&P
Weight780 g
Length180 mm
Magazine24 rounds
Hop-upAdjustable

Weighs 780 g: lighter than 58% of GBB replicas in the same category in the database (466 with weight).

Similar alternatives

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

ReplicaEnergyFPSWeight
RWC Inokatsu M&P9 Steel Slide Custom0.95 J320760 g
Novritsch SSP28 Split-Slide GBB0.95 J320823 g
Novritsch SSP18 Gas Blowback Pistol0.95 J320735 g
G&G GTP 90.84 J300770 g
ICS BLE-ICP0.84 J300805 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 g340104
0.25 g30493
0.28 g28788
0.30 g27885
0.32 g26982
0.36 g25377
0.40 g24073

Theoretical calculation at constant energy (1.07 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.

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