Double Bell Airsoft Replica 812 — HK416A5 Style Carbine

Reliable, out-of-the-box performance in a solid metal build — the Double Bell 812 is a faithful HK416A5-style carbine with quick spring change and field-ready features.

Overview

The Double Bell 812 offers a metal-majority construction with polymer pistol grip and stock, delivering robust feel and excellent part fit. With a V2 gearbox built on 7mm bearings and a quick-change spring system, this replica is tuned for consistent performance and easy on-field adjustments. The working bolt-catch and metal hop-up chamber improve handling and accuracy for CQB and mid-range engagements.

Why choose the 812 (HK416A5 replica)?

• Solid construction: Primarily metal components with steel small parts for durability under regular use.
• Easy power adjustment: Quick-change spring system allows fast chrono/power swaps without splitting the gearbox.
• Reliable internals: Robust V2 gearbox on 7mm bearings for longevity and consistent cycle rate.
• Practical field features: Working bolt-catch, flip-up sights, QD sling slots and adjustable-length stock.
• Complete out of the box: Steel hi-cap 300-round magazine included.

Key features

• Mostly metal construction — polymer buttstock and pistol grip
• Modular handguard with three RIS / Picatinny rails for optics and accessories
• Working bolt-catch for realistic manipulation and hop-up access
• Folding flip-up front and rear sights included
• QD sling swivel sockets for quick sling attachment
• Steel suppressor on 14mm left-hand (CCW) thread
• Metal hop-up chamber with adjustable hop-up
• 6.03 mm inner barrel for improved grouping (395 mm length)
• Robust V2 gearbox using 7mm bearings
• Quick-change spring system — fast field tuning without workshop tools
• Includes steel Hi-Cap 300-round magazine

Performance on the field

With a factory muzzle velocity around ~390 FPS and a 6.03 mm precision inner barrel, the Double Bell 812 delivers stable accuracy and repeatable performance suitable for CQB and medium-range skirmishes. The quick spring change system lets teams and marshals adapt power quickly between events.

Upgrade & maintenance notes

The V2 gearbox is straightforward to service and compatible with a wide range of aftermarket parts. Use quality bearings and standard V2 upgrade components for improved durability. The metal hop-up chamber accepts common buckings and adjustment wheels for precise tuning.

What's in the box

• Double Bell 812 replica (HK416A5 style)
• 300-round steel Hi-Cap magazine
• Instruction manual
• (Battery and charger not included)

Related collections

Explore compatible gear and accessories: Airsoft Rifles · Airsoft BB · Batteries & Chargers · Tactical Gear · Double Bell collection

Technical specifications

Model	Double Bell 812 (HK416A5 style)
Colour	Brown
Power source	Electric — Tamiya small plug (battery & charger not included)
Factory muzzle velocity	~390 FPS
Gearbox	V2 gearbox (robust, based on 7mm bearings)
Blow-back	No
Hop-up	Yes — adjustable (metal chamber)
Inner barrel	6.03 mm × 395 mm
Overall / minimal length	Overall length 89 cm · Min length 810 mm
Weight	≈ 4,010 g
Magazine capacity	300 rounds (Hi-Cap, steel)
Thread	14mm left-hand (CCW) thread (steel suppressor fitted)
MOSFET / ETU	No (stock)
Quick spring change	Yes — quick-change spring system
Bearings	7 mm

Note: Kit does not include battery or charger. Use a matched, quality battery and charger (see Batteries & Chargers) and biodegradable BBs for safe, reliable play.