The Sig Sauer Clutch-Lok Flash Hider is a Clutch-Lok QD mount that functions as a flash hider and quick-attach interface for SLX/SLH series suppressors. It is constructed from stainless steel and is specified for .223 Rem / 5.56 NATO. The device uses a 90-degree shoulder design and 1/2-28 tpi threads to provide a compact, quick-detach mounting solution while reducing visible muzzle flash when the suppressor is removed.
Key Specifications
- Caliber compatibility is .223 Rem / 5.56 NATO.
- Material is Stainless Steel.
- Threads are 1/2-28 tpi.
- Barrel interface is a 90-degree shoulder.
- Finish is Matte.
- Type is Flash Hider.
- Technology is Clutch-Lok QD.
- Intended for use with SLX/SLH series suppressors as a quick-attach mount.
- Additional feature: Flash Hider SLX/SLH Series.
Designed for dependable quick-attach suppressor mounting and controlled flash reduction when used without a can, the Clutch-Lok offers a compact stainless construction and a robust QD interface suitable for range use, training, and modular rifle setups. Owners are responsible for complying with all applicable federal, state, and local regulations, including NFA requirements.





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