Description

The SIG SAUER MODX-45 is a modular pistol suppressor engineered around configurable, titanium baffles for a lightweight, serviceable design tailored to .45 ACP applications. It ships with both .578×28 and M16x1 LH pistons and a fixed spacer for carbine use, giving users options for direct-thread attachment and multi-caliber capability with accessory pistons. The MODX-45 includes 21 points of impact adjustment and is finished in black nitride over titanium/stainless construction.

Key Specifications

• The caliber is .45 ACP.
• The material is titanium and stainless steel.
• The diameter measures 1.38 inches.
• The weight is approximately 8.75 ounces.
• Threads included are .578×28 & M16 x 1 LH for direct-thread attachment.
• Overall length is configurable with a range of 3.25–9.25 inches.
• The listed barrel length value is 7.5 inches (as provided in product data).
• The attachment method is direct thread.
• The finish is black nitride.
• Included accessories are two pistons for common imperial and metric threads.

Modular by design, the MODX-45 lets operators prioritize size or sound reduction by adjusting baffle count while retaining a durable titanium core and a familiar direct-thread interface. Its compact footprint at reduced configurations, dual-piston compatibility, and rugged finish make it suitable for users seeking a lightweight, configurable suppressor solution for .45 ACP platforms.