AEX Custom Frostbyte- Hi Capa 5.1 pistol
$699.99
Frostbyte – Custom Hi-Capa 5.1 GBB Airsoft Pistol
Forged in cold precision and finished in striking blue and silver, Frostbyte is a custom Tokyo Marui Hi-Capa built to deliver fast cycling, surgical accuracy, and unmistakable presence on the field. This pistol blends competition-grade internals with a bold, frost-inspired aesthetic that hits as hard as it looks.
The build starts with a Tokyo Marui Hi-Capa 5.1 GBB, upgraded with a Gunsmith Bros Xcarry blue slide for reduced mass and crisp recoil response. Anchoring the setup is the Unisoft Gen2 aluminum frame, skeletonized and two-tone blue, offering rigidity, balance, and a lightweight feel without sacrificing durability.
Performance is driven by a precision barrel and hop-up system. A Maple Leaf Crazy Jet 113mm inner barrel combined with a Maple Leaf MR Hop-Up 70° silicone bucking delivers consistent air seal, improved range, and tight groupings shot after shot. Externally, the Dr. Black SPIRAL STORM silver outer barrel adds both visual impact and smooth cycling.
Target acquisition is fast and intuitive thanks to AIP aluminum fiber-optic front and rear sights, while reloads are lightning-quick with the Airsoft Masterpiece Infinity Magwell Type 2 in silver, locking the pistol into a competition-ready grip.
Build Highlights:
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Gunsmith Bros Xcarry slide (Blue)
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Unisoft Gen2 aluminum skeletonized frame, two-tone blue
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AIP aluminum fiber-optic sights (front & rear)
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Airsoft Masterpiece Infinity Magwell Type 2 (Silver)
Specifications:
Brand: AEX Custom (Base: Tokyo Marui)
Model: Hi Capa 5.1 GBB – "Frostbyte"
Type: Gas Blowback Pistol
Color: Blue / Black / Silver
Material: CNC Aluminum / Polymer / Steel
System: Green Gas
Slide: Gunsmith Bros Xcarry slide for Hi Capa 5.1 Grey
Spring Kit: Guarder 150% Recoil and Hammer Spring Kit
Magazine Compatibility: Standard Tokyo Marui Hi Capa 5.1 Magazines
Frostbyte is built for players who want their sidearm fast, cold, and unforgiving—precision-tuned internals wrapped in a bold, competition-ready package.












