February 2026

Jointly developed by 4UAD and J-Smooth, this high-performance lubricant is specifically formulated for Airsoft guns. Contains silicone compounds, ...

High Viscosity Airtight Sealant from 4UAD. This specially formulated sealant is ideal for fixing or preventing leakage from failing o-rings and ru...

The Magnus Pro Hop Bucking Sleeve from 4UAD is a precision-engineered component designed to enhance the stability and consistency of your Magnus P...

Machined from solid 7075 aluminum billet, The Magnus Pro 2011 Hop-Up chamber uses a true vertical TDC (Top-Dead-Center) movement.  This means reg...

Precision machined from solid 6061 aluminum billet, The Magnus Pro Hop-Up chamber features a true vertical TDC (Top-Dead-Center) movement. This m...

A well renowned Heat Resistant Gear Lubricant from 4UAD. Continuous friction introduces excessive heat. which will decrease the viscosity in regul...

Designed to achieve ultimate consistency, the 4UAD Quantum Friction Pro hop-up bucking focuses on creating a perfectly centred axis of spin in eve...

Designed to achieve ultimate consistency, the 4UAD Quantum Friction Pro hop-up bucking focuses on creating a perfectly centred axis of spin in eve...