Piston for M13.5x1LH XL Threaded Barrel by SilencerCo

Optimize your suppressor setup for extended threaded barrels with the SilencerCo Piston for M13.5x1LH XL threaded barrels. Specifically engineered for metric left-hand threads and longer barrel shoulders, this XL piston ensures proper fitment, secure attachment, and reliable cycling when paired with compatible SilencerCo suppressors utilizing a Nielsen device (booster assembly).

Designed for popular European 9mm handguns featuring M13.5x1LH threads with extended barrel lengths, this precision-machined piston provides the clearance and alignment necessary for consistent suppressed performance.

Key Features and Benefits

M13.5x1LH XL Thread Compatibility
Designed for M13.5x1LH metric left-hand threaded barrels with extended length configurations, ensuring proper shoulder clearance and secure engagement.

Extended Length Design
The XL configuration provides additional internal depth to accommodate longer threaded barrels, preventing improper seating and ensuring optimal suppressor alignment.

Optimized for Semi-Automatic Pistols
Works in conjunction with a Nielsen device (recoil booster assembly) to promote reliable slide cycling and consistent suppressed operation.

Precision Machined for Concentric Alignment
Manufactured to strict tolerances to maintain correct barrel-to-suppressor alignment, helping preserve accuracy and reduce the risk of baffle strikes.

Heat-Treated Stainless Steel Construction
Built from high-strength stainless steel for superior durability, corrosion resistance, and long-term reliability under repeated firing cycles.

Interchangeable Multi-Host Capability
Easily swaps with other SilencerCo pistons, allowing one suppressor to be configured for multiple firearms with varying thread pitches and barrel lengths.

Product Specifications

Product Name: SilencerCo Piston XL
Thread Pitch: M13.5x1LH (Metric Left-Hand)
Configuration: Extended Length (XL)
Material: Heat-Treated Stainless Steel
Finish: Corrosion-Resistant Coating
Application: Pistol Suppressor Mounting
Compatibility: SilencerCo suppressors utilizing a Nielsen device (booster assembly)
Common Caliber Application: 9mm platforms with extended threaded barrels
Manufacturer: SilencerCo

Performance Advantages

The SilencerCo M13.5x1LH XL piston is engineered to provide proper clearance on extended threaded barrels, preventing interference and ensuring secure seating against the barrel shoulder. The left-hand thread design helps maintain tight engagement during operation on compatible metric barrels.

When paired with a booster assembly, this piston supports dependable cycling in semi-automatic pistols while maintaining proper suppressor alignment. Its durable stainless steel construction withstands heat and pressure from suppressed fire, delivering consistent performance in range, duty, or professional environments.

Installation Instructions

Ensure the firearm is unloaded and safe before installation. Remove the existing piston from the suppressor’s booster housing. Insert the M13.5x1LH XL piston into the Nielsen device assembly according to manufacturer guidelines. Thread the suppressor onto the compatible M13.5x1LH barrel using proper left-hand rotation and verify secure engagement and alignment before firing.

Always follow firearm and suppressor manufacturer instructions for safe installation and operation.

Warranty Information

Manufactured to meet SilencerCo’s rigorous quality standards, the M13.5x1LH XL piston is built for long-term durability and dependable performance. Refer to SilencerCo for complete warranty coverage and support details.

Upgrade your suppressor configuration with the SilencerCo Piston for M13.5x1LH XL threaded barrels and achieve secure extended-barrel compatibility, reliable cycling, and precision-engineered performance.