Caged spring guide in ergal designed for VFC second-generation gearboxes with quick-release (GMQD). The guide rod profile is engineered to fit most springs available on the market, ensuring reliable spring/piston interaction. The base features an AVP nickel finish to provide high pin resistance and structural solidity to the gearbox rear assembly.

Technical specifications

Model: Caged spring guide — 2nd version for VFC gearbox (GMQD).

Body material: ergal (high-strength aluminium alloy).

Base: AVP nickel plated for enhanced pin resistance and structural rigidity.

Mechanism: quick-release spring guide for easy installation/removal.

Compatibility: rod shape designed to suit most commercial springs; specific for VFC 2nd generation gearboxes.

Application: replacement part for AEG gearbox assemblies (Marui/VFC style).

Product reference: 6339-5920.

Package contents

1 × FPS caged spring guide (2nd version, GMQD) with AVP nickel plated base.

End-user benefits
Durable and easy-to-service replacement that streamlines spring-group maintenance: fast mounting via quick-release, improved pin durability thanks to the nickel-plated base, and broad spring compatibility to minimize fitting issues.

Warnings & usage information (GSPR and Italian regulation compliant)

Verify compatibility with your replica and gearbox type (this guide is specific to VFC second-generation gearboxes).

Installation and any gearbox work should be carried out by qualified technicians or authorized service centers.

Keep out of reach of children.

Avoid prolonged exposure to high humidity or extreme heat; store in a dry environment.

Inspect the part before installation for visible defects (cracks, deformations).

Do not apply lubricants that are not suitable for gearbox internals; follow the replica manufacturer's lubrication instructions.

Do not tamper with the product in any way: cutting, drilling, reshaping or other unauthorized modifications may compromise safety, function, compliance and warranty.

Mechanical or electronic interventions requiring gearbox disassembly should be performed by competent personnel to prevent damage.

Ensure use complies with applicable Italian law and GSPR consumer-safety requirements.