EFK Fire Dragon FN Five-Seven Thread Adapter, 10x1mm to 1/2-28 RH
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EFK Fire Dragon FN Five-Seven Thread Adapter, 10x1mm to 1/2-28 RH

Code: FNA57
Ratings Snapshot
5.0
out of 5
5 (1)
4 (0)
3 (0)
2 (0)
1 (0)
Would recommend this product.
0%

$29.99

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Product Description

•••••

Description: EFK Fire Dragon FN Five-Seven Thread Adapter, 10x1mm to 1/2-28 RH. Convert the thread pitch of your FN Five-Seven pistol to 1/2" x 28 TPI with this adapter. Constructed from 416 stainless steel with a black finish, the adapter comes with standard 10x1 mm RH thread to 1/2" x 28 RH threads and is designed for use with the Silencerco 22 Sparrow or Spectre II suppressor. Not needed with the Gemtech 5.7 suppressor. Includes a matching black thread protector. Proudly made in the U.S.A.

Features:

  • Fits FN Five-Seven - 5.7x28mm
  • CNC Machined 416 Stainless Steel
  • 10 x 1mm RH to 1/2" x 28 RH TPI
  • Includes Thread Protector
  • Made in the U.S.A.

Manufacturer: EFK Fire Dragon

PRODUCT SPECIFICATIONS:

  • Barrel Thread Pitch: 1/2" x 28 TPI
  • Brand: EFK Fire Dragon
  • Caliber: 5.7x28mm
  • Finish / Color: Black
  • Firearm Type: Pistol
  • Material: Steel
  • Models Fit: FN Five-Seven

Specifications

•••••
  • Barrel Thread Pitch: 1/2" x 28 TPI
  • Brand: EFK Fire Dragon
  • Caliber: 5.7x28mm
  • Finish / Color: Black
  • Firearm Type: Pistol
  • Material: Steel
  • Models Fit: FN Five-Seven

Customer Ratings & Reviews

•••••
1
Ratings Snapshot
5.0
out of 5
5 (1)
4 (0)
3 (0)
2 (0)
1 (0)
Would recommend this product.
0%
5.0
out of 5
5 (1)
4 (0)
3 (0)
2 (0)
1 (0)
Would recommend this product.
0%
1 Total Reviews
Replacement for a part I misplaced
5 out of 5
Big A
Location: NWFL
Date: June 19, 2026
As always outstanding products and customer service!
1 Total Reviews