The Silencer Co Delta Adapter for FN Five-seveN converts the pistol’s M10x1 muzzle thread to a 1/2×28 O-ring interface and includes a thread protector. Made of steel with a black finish, it enables use of 1/2×28 threaded suppressors for range and pre
The Silencer Co Delta Adapter for the FN Five-seveN converts the pistol’s factory M10x1 muzzle thread to a 1/2×28 thread with O-ring engagement, and it ships with a thread protector. Constructed of steel and finished in black, the adapter provides a secure O-ring interface designed to help keep muzzle threads clean and reduce the chance of the suppressor loosening during normal use. This adapter is specifically identified for FN Five-seveN application and is intended to enable the attachment of 1/2×28-threaded suppressors.
Common applications include fitting a 1/2×28 threaded suppressor for range use and for precision shooting with compatible silencers. The adapter’s O-ring engagement and included thread protector make it practical for repeated assembly and disassembly on the range.
Product Specifications
The model is Delta.
The weight is 0.10 lbs.
The product type is Silencer Adapter.
The thread pattern is 1/2×28.
The size / fitment designation is FN Five-Seven.
The material is Steel.
The finish is Black.
The caliber/gauge listed is 5.7 x 28 mm.
The adapter can be disassembled: False.
Additional feature: Adapter for FN 5.7.
Additional feature: Converts to 1/2×28 O-ring Eng.
Additional feature: W/ Thread Protector.
The NFA thread pattern is 1/2×28.
The UPC is 817272010046.
Compact, purpose-built, and finished to match common sightlines, the Delta Adapter for FN Five-seveN offers a straightforward way to adapt the pistol’s muzzle thread to a widely used 1/2×28 interface. Its steel construction and O-ring engagement provide a stable mounting solution for compatible suppressors, while the included thread protector helps preserve the muzzle threads during storage and transport. For shooters seeking a durable, low-profile adapter for range and precision use, this Delta Adapter brings compatibility without unnecessary complexity.
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