Guns Modify Speed Bolt Extension for Tokyo Marui M4 M16 MWS GBBR

Specifications

• Brand: Guns Modify
• Compatibility: Guns Modify, Tokyo Marui M4 and M16 MWS GBB Rifles

Features

• Large-radius roller design minimizes friction and wear within the recoil assembly
• Enhances smoothness and cycling efficiency of the MWS gas blowback system
• Direct replacement part for the Guns Modify Speed Bolt carrier group
• Drop-in installation — no modification required
• Improves recoil stability and bolt return performance under sustained use
• Engineered for long-term durability and consistent operation
• Manufactured by Guns Modify for precise fit and optimal compatibility

Enhanced cycling performance

The Guns Modify Speed Bolt Extension for Tokyo Marui M4 and M16 MWS GBBR rifles is a precision-engineered internal upgrade developed to improve cycling speed, smoothness, and durability. Featuring a large-radius roller that minimizes friction and wear, this component ensures faster bolt return and consistent recoil behavior. Designed as a drop-in replacement for the Guns Modify Speed Bolt carrier group, it installs easily without modification, providing a cleaner, more efficient gas blowback operation even during extended use.

Reliable gas efficiency and recoil control

Built to maintain performance under heavy firing conditions, the Speed Bolt Extension helps stabilize bolt movement and reduce internal stress across the recoil system. By improving gas efficiency and reducing mechanical drag, this upgrade enhances both responsiveness and reliability — key for competitive or tactical players who demand consistent performance from their MWS platforms. Its advanced design ensures optimal bolt alignment and smooth energy transfer with every cycle.

Precision engineering by Guns Modify

Manufactured by Guns Modify, a trusted leader in precision airsoft components, this extension is crafted for long-term endurance and flawless compatibility. Fully compatible with all Guns Modify Speed Bolt carrier systems, it integrates seamlessly with Tokyo Marui M4 and M16 MWS gas blowback rifles. Whether reinforcing your build or optimizing recoil performance, the Guns Modify Speed Bolt Extension delivers professional-grade reliability and engineering excellence for your gas blowback system.