HUXWRX Fixed Barrel Spacer — 17-4 Stainless, Black

The HUXWRX Fixed Barrel Spacer is designed to replace the RAD piston spring to allow mounting a suppressor on fixed-barrel systems. It is machined from 17-4 stainless steel and finished to a black appearance for corrosion resistance and lasting service life. The spacer is a multi-caliber design and is interchangeable with compatible fixed barrel spacers from SilencerCo and Rugged. It is specified to fit HUXWRX RAD 9 and RAD 45 suppressors.

Key Specifications

• The model is listed as Fixed Barrel Spacer.
• Constructed from 17-4 stainless steel for strength and corrosion resistance.
• The part is finished with a black appearance.
• Function: replaces the piston spring when mounting a suppressor on fixed-barrel systems.
• Compatibility: fits HUXWRX RAD 9 and RAD 45 suppressors.
• This is a multi-caliber barrel spacer designed for use with compatible systems.
• Interchangeability: compatible with SilencerCo and Rugged fixed barrel spacers.
• Listed weight: .04 (unit not specified in source data).

Engineered for installers and armorer-level maintenance of fixed-barrel suppressor systems, this spacer provides a straightforward replacement for the RAD piston spring and a durable mounting interface. Its stainless construction and black finish help protect components from corrosion while maintaining reliable dimensional stability for suppressed configurations.