6MMPROSHOP GBR MECHANICAL BB SHOWER SIMULATION HAND GRENADE – TYPE B / RED / 4-PACK
Reusable Mechanical Design • Spring Powered • Up to 130 BB Capacity • No Gas or Batteries • BB & Gel Ball Compatible • 4 Grenades Included
6MMPROSHOP GBR // TYPE B // RED // 4-PACK // MECHANICAL BB SHOWER // REUSABLE // 130 BB CAPACITY
Add a reusable mechanical option to your airsoft loadout with the 6mmProShop GBR Airsoft Mechanical BB Shower Simulation Hand Grenade – Type B / Red / 4-Pack. Designed for organized recreational airsoft environments where reusable simulation devices are permitted, the GBR combines a spring-powered mechanical system, lightweight polymer construction, high ammunition capacity, and compatibility with both standard 6mm airsoft BBs and suitable water gel balls.
Unlike gas-powered alternatives, the 6mmProShop GBR operates through a mechanical spring-powered system, eliminating the need for green gas, CO2, HPA, or batteries to power its mechanism. This makes it an attractive option for players looking for reusable field equipment without adding another power source to their loadout.
Each package contains four Type B Red GBR units, with each capable of holding up to approximately 130 6mm airsoft BBs. The manufacturer lists an approximate distribution radius of 5 to 8 metres, making the GBR a distinctive simulation accessory for compatible scenario games, MilSim events, and organized airsoft fields.
01 // MECHANICAL SPRING-POWERED SYSTEM
At the heart of the GBR is a fully mechanical spring-powered operating system.
There are no electronic firing components, batteries, gas reservoirs, or disposable gas cartridges required to power the mechanism.
For regular airsoft players, that can simplify field preparation. Instead of keeping another battery charged or carrying additional gas specifically for a simulation accessory, the GBR relies on its reusable mechanical design.
This makes the platform particularly appealing to players looking for a reusable airsoft BB shower device without gas or batteries.
02 // NO GREEN GAS, CO2 OR BATTERIES
The mechanical operating system means the GBR doesn’t require:
Green Gas
CO2
HPA
Batteries
That’s one of the biggest advantages of the platform.
Players already carrying AEG batteries, radios, optics, gas magazines, and other equipment don’t need to manage an additional power source specifically for the GBR.
The result is a straightforward reusable system built around mechanical operation.
03 // UP TO 130 AIRSOFT BBS PER UNIT
Each Type B GBR has a listed capacity of up to approximately 130 standard 6mm airsoft BBs.
With four units included in this package, players receive a substantial-capacity set of reusable simulation equipment.
The GBR is designed around a BB shower concept, distributing compatible ammunition around the device when used appropriately within an approved recreational environment.
Actual distribution can vary depending on ammunition, surface conditions, maintenance, and environmental factors.
04 // APPROXIMATELY 5–8 METRE DISTRIBUTION RADIUS
According to the supplied specifications, the 6mmProShop GBR is designed to distribute compatible ammunition across an approximate 5 to 8 metre radius.
This wide distribution pattern is one of the defining characteristics of the GBR platform.
Because airsoft fields can have very different rules regarding reusable mechanical simulation equipment, always verify your venue’s policies before bringing the GBR into gameplay.
Field rules should determine when and where this type of equipment may be used.
05 // AIRSOFT BB & WATER GEL BALL COMPATIBILITY
The GBR isn’t limited exclusively to conventional airsoft ammunition.
It is listed as compatible with:
Standard 6mm Airsoft BBs
Compatible Water Gel Balls
This gives the Type B platform additional versatility across different organized recreational game formats.
Always use ammunition appropriate for the device and permitted by the venue where you’re playing.
06 // LIGHTWEIGHT POLYMER CONSTRUCTION
6mmProShop manufactures the GBR using lightweight and durable polymer construction.
For equipment designed to be carried alongside magazines, hydration, radios, protective gear, and other field accessories, keeping unnecessary weight under control is important.
The polymer construction provides a practical balance between durability and portability while supporting the GBR’s reusable design.
As with all reusable field equipment, individual units should be inspected regularly for visible wear or damage.
07 // PIN & SPOON-STYLE DESIGN
The Type B GBR incorporates a recognizable pin and spoon-style safety configuration, contributing to its simulation-oriented appearance.
This version comes in a distinctive Red finish, making the units easy to identify among other field equipment.
For players building scenario or MilSim-inspired loadouts, the GBR provides recognizable styling while remaining an airsoft-specific recreational simulation product.
08 // FOUR TYPE B RED UNITS INCLUDED
This listing includes:
4 × 6mmProShop GBR Type B Grenades – Red
The four-pack configuration makes it easy to add multiple reusable units to an appropriate field loadout without purchasing each one separately.
It’s an excellent package format for players who want multiple units available, teams building shared scenario equipment, or regular players who prefer maintaining a complete reusable set.
WHY CHOOSE THE 6MMPROSHOP GBR TYPE B?
✓ FOUR-PACK
Includes four Type B Red GBR units.
✓ REUSABLE MECHANICAL DESIGN
Designed for repeated recreational use with proper inspection and maintenance.
✓ SPRING POWERED
Mechanical operating system eliminates the need for a separate power source.
✓ NO GAS REQUIRED
No green gas, CO2, or HPA required for the mechanism.
✓ NO BATTERIES REQUIRED
No electronic battery system to charge or maintain.
✓ UP TO 130 BBS
Each unit holds approximately 130 standard 6mm airsoft BBs.
✓ GEL BALL COMPATIBLE
Also supports compatible water gel balls.
✓ 5–8M DISTRIBUTION
Manufacturer-listed approximate distribution radius of 5–8 metres.
✓ LIGHTWEIGHT POLYMER
Designed to balance durability with practical field weight.
FIELD USE NOTE // VERIFY YOUR AIRSOFT FIELD RULES
Rules concerning reusable mechanical BB shower and simulation equipment vary between airsoft fields, events, and jurisdictions.
Before bringing the 6mmProShop GBR Type B into gameplay, confirm that your venue permits this category of equipment and understand how the field treats these devices within its specific gameplay and elimination rules.
Always wear appropriate field-approved eye and face protection and follow the manufacturer’s safety documentation.
MAINTENANCE NOTE // INSPECT REUSABLE EQUIPMENT
Because the GBR is intended for repeated use, routine inspection is important.
Check the polymer body, safety components, mechanical system, and accessible parts for signs of excessive wear or visible damage.
If a unit becomes cracked, damaged, or doesn’t function normally, remove it from service until it can be properly inspected.
Following appropriate manufacturer care and maintenance practices can help preserve reliable operation and extend the useful service life of each unit.
FINAL WORD // FOUR REUSABLE MECHANICAL GBR UNITS IN RED
The 6mmProShop GBR Airsoft Mechanical BB Shower Simulation Hand Grenade – Type B / Red / 4-Pack offers a reusable alternative for airsoft players who want mechanical operation without relying on gas or batteries.
With four Type B Red units included, lightweight polymer construction, spring-powered operation, up to 130 BB capacity per unit, water gel ball compatibility, and a manufacturer-listed 5–8 metre distribution radius, this package provides a versatile addition to compatible organized airsoft loadouts.
For players searching for a 6mmProShop GBR Type B Red 4-Pack, reusable mechanical airsoft BB shower grenade, gas-free airsoft simulation grenade, or 130-round airsoft BB shower device, this package combines substantial capacity, reusable construction, and straightforward mechanical operation.

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