AR15 Barrel Vice Block Extension Tool .223/ 5.56

Factory New Condition
FFL is not required

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Quantity Available
Unit Price
Item 823982939
Location Chino, CA 91710
Buyer pays estimated shipping for the following option(s): 1st Class
No international shipments
Payment Visa / MasterCard, American Express, Discover
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Applicable Taxes and Fees
Seller must collect taxes / fees from the following states:
CA 8%   
Inspection/ Return Policy
30 day money back guarantee

The seller of this item assumes all responsibility for this listing. You must contact the seller to resolve any questions or concerns before placing a bid. Payment must be made using U.S. dollars ($) unless otherwise stated in the listing. Firearms may only be shipped to a licensed dealer (FFL Holder). Some listed items may not be legal in every state. Complete your purchase within the law.

Please read the Additional Terms of Sale for important listing details.

Need more information? Need to email the seller? Ask Seller a Question.


Barrel Extension Tool | .223 / 5.56 | Black

AR-15 Barrel Vice Block Rod Tool / Reaction Rod








 Gunsmithing Tool Reaction Rod:

-  Precision CNC Machined Tool to Engage the Splines in the Barrel Extension

- Allowing the Stress of Torqueing on the Barrel Nut, to be on Tool, than Receiver

- Can be Used during the Installations of Barrel Nuts, Handguards, etc. 

- Which makes working on your Upper and Barrel a breeze

-  For example, removing / adding a Barrel; Barrel Nut / Handguard; Brake; etc.


How to use Tool:

-  Insert flat end into Vise Block and tighten securely

-  Slide Upper over Rod and align the barrel extension with the splines of the rod

-  Each Rod has 8 Spines so if the angle of the upper isn't right, simply slide off, rotate and slide back on


-  0.750" OD @ Spline Cluster    -  mm. 223 or 5.56

(LxWxH)  11" x 0.99" x 0.99"

Weight: 9oz

 Size                      Barrel Vise Rod for .223 / 5.56
 Model  AV2   (Black)
 Brand  Grunt Gunsmithing
 Material  (7075) Aluminum Tips and Aircraft-Grade Aluminum Alloy (A6061-T6) Base 

Payment Information

  We accept Most Major Credit Cards    (Visa, Mastercard, American Express, Discover)

  We will send you a PayPal Invoice/request to pay after receiving your order.  PayPal Services Not Available.

 * If you would like to use a debit or credit card, please call (909) 308-0847 with Gunbroker Order # 

Shipping Information

 We ship paid orders within 1 business day (weekends/holidays excluded).

 We use USPS First Class Package or USPS Priority Mail. 

 USA only, no exports.

About Us

We make it our business to offer a great selection of high quality firearm accessories and gear that doesn't cost the earth. 

Please send us a message if you have a question about your order or any of our products.  We're always happy to offer advice on product selection. 


Contact Us

Use the contact seller link to contact us. Alternatively, call 909 308 0847 (T15T).



Need more information? Need to email the seller? Ask Seller a Question


We accept all major credit & debit cards.  Once your order is placed please call our office on 909-308-0833 with your card details.

A receipt will be emailed to you followed by a tracking number for your order.



Tel. 909-308-0833  (Mon-Fri 9am - 16:30pm PST)

Email:  [email protected]



AV2** (Black)
Mfg Part Number
0.42 Pounds