The SilencerCo AC5703 Gas Defeating Charging Handle Sig MPX Black Aluminum is purpose-built to tame suppressor gas blowback while improving overall rifle ergonomics. Machined from aircraft-grade 7075 aluminum with an anodized black finish, this ambidextrous charging handle uses a proprietary O-ring seal to block gas from escaping at the rear of the receiver, helping keep your eyes clear and your focus on the shot.

Designed specifically for the Sig Sauer MPX platform, the Gas Defeating Charging Handle offers an aggressive surface texture, increased lever throw, and strengthened latch engagement for confident operation from either side of the rifle. Ideal for shooters who spend long days at the range or run their MPX suppressed, it delivers a cleaner, more comfortable shooting experience with smooth, repeatable manipulation. SilencerCo’s attention to detail and innovative gas-mitigation design make this upgrade a practical enhancement to any MPX setup.

Key Features:

• Manufacturer: SilencerCo
• Model: Gas Defeating Charging Handle AC5703
• Operating Design: Ambidextrous
• Platform Compatibility: Sig Sauer MPX
• Material: 7075 Aluminum
• Finish: Anodized Black
• Gas Mitigation System: Proprietary O-Ring Seal
• Includes: One Pre-Installed O-Ring And One Spare