Sig 1911-22 Thread Adapter

The Sig 1911-22 Thread Adapter is a special purpose thread adapter that allows you to attach 1/2x28tpi accessories to your SIG 1911-22 pistol. This thread adapter replaces the factory barrel nut and gives you a common 1/2x28tpi threaded extension that is capable of accepting sound suppressors.

In stock

SKU US-TA-S191122

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American Owned and Operated


20+ Years In Business

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Ships from Pennsylvania


The Sig 1911-22 Thread Adapter is a must-have accessory for the Sig Sauer 1911-22 pistol. Those who own a Sig 1911-22 pistol know how much fun these rimfire pistols are to shoot and will appreciate this simple upgrade that increases the fun. Easy to install and requiring no gunsmithing, this thread adapter will allow you to install a variety of 1/2x28tpi accessories onto your Sig 1911-22 including most sound suppressors.

  • Fits Sig Sauer 1911-22 Pistols
  • Replaces Factory Barrel Nut
  • Provides 1/2x28tpi Threads - Mount Sound Suppressor
  • Includes Thread Protector
  • Requires No Gunsmithing - Simple Install

More Information

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Customer Reviews

Perfect Transaction
Review by Antoni Z.
Verified Buyer
Satisfied with this purchase.
Rapid Delivery
Review by Adrienne U.
Verified Buyer
Best price anywhere that was online. Shipping was quick from UPS.
Very Pleased
Review by Jun Q.
Verified Buyer
Price is great and shipping was speedy.
Review by Traver N.
Verified Buyer
Received in two days after ordering. Will be back to buy from Keepshooting again!
Review by Danell Y.
Verified Buyer
Parts look excellent. Exactly what I wanted.
Good for me
Review by Duayne T.
Verified Buyer
The spare parts are excellent. Would recommend.
Perfect for me
Review by Chipper N.
Verified Buyer
Received in four days after buying. Will be back to buy from KS again.
Review by Allie Y.
Verified Buyer
I purchased two of these thread adapters. Used one for repair, other is stored in my spares box.
Exactly as pictured.
Review by Peterson S.
Verified Buyer
Received in two days after placing my order. Will be back to buy from KS again!
Just as pictured.
Review by Markis H.
Verified Buyer
thread adapters look wonderful. Exactly what I needed.
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