Sylvan Arms

Premium Quality and Affordability

Silent Capture Bolt Extension Gen 3 Folder

(2 customer reviews)


Availability: In stock

SKU: Silent100 Category:

The Sylvan Arms Silent Capture Bolt Extension is hollowed out allowing you to run silent capture buffer spring systems with our Gen 3. Folding Stock Adapter. Designed for a 5/8 (.625) in. ID Bolt Carrier. Make sure that this will fit your configuration before purchasing!

Will not fit Gen 4 Folder

Compatible with the following Silent Capture Buffer Spring Systems

  • JP Enterprise Silent Captured Springs
  • Armaspec SMB Sound Mitigation Buffer
  • Currently will NOT work with the Armaspec Stealth Recoil Spring

Product Details

  • O-ring Diameter: .645 in. Designed for a 5/8 (.625) in. ID Bolt Carrier
  • Inside Diameter: .469 in.
  • Length: 3.423 in.
  • Weight: .6 oz.
  • Material: 6061-T6 Aluminum
  • Finish: Black Anodized
  • Comes with 3 same size O-rings

If have any questions, feel free to contact us before ordering!

2 reviews for Silent Capture Bolt Extension Gen 3 Folder

  1. Timothy Chou

    Works perfectly with the Armaspec Sound Mitigation Buffer. Highly Recommended.

  2. John Merritt (verified owner)

    Got my Silent Capture Bolt Extension today. in going to rest it out on a 308 PRS build I want to shorten up for transport. It’s lightweight and fits tight inside the BGC. cycles smooth with my JPE silent capture spring.

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