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Questions & Answers
Can I use a torque wrench with this? If so, what size? The cutout seems an odd shape for inserting a half inch drive torque wrench, it's not square. Expert Answer

Please email us at techsales@opticsplanet.com regarding your question.

by Hunter, Gear Expert, February 22, 2023
What is the thickness of this tool? Expert Answer

The manufacturer doesn't specify the thickness of the DoubleStar Castle Nut Wrench. I recommend contacting the manufacturer in regards to that information.

by Hunter, Gear Expert, March 3, 2022
Customer Reviews
Helpful Positive Review
ddoes what it's intended by KC, Verified Owner, February 11, 2021
This wrench is perfect for what it does. If you don't own or can afford a quality armour's wrench and need something to tighten the castle nut then this is the perfect option for you. Great price as well
1/2 found this helpful
Helpful Positive Review
My castle nut on My AR 15 broke loose and the only way to fix it was to put it back together so I ordered one from optics planet. It was fast delivery even though it was lost in mail. But OP took care of it amediatly. By the way it was my fault the c...
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1/1 found this helpful
Helpful Positive Review
Solid wrench by Thomas, August 4, 2018
The Fit is great. I have Used this wrench with both commercial and milspec buffer tubes and it works just fine. This Replaced a wrench that would not work on commercial tubes. It was at a Good price....I have no complaints.
2/3 found this helpful
Helpful Negative Review
armors wrench by DANOB, Verified Owner, April 21, 2024
Broke right as I turned the castle nut. Wasn’t worth the price at all
1/1 found this helpful
Most Recent Reviews
I bought this for a carbine buffer tube and brace setup on a NJ Other Firearm build. Although it was pretty cheap, it simply worked as it was meant to. I would recommend this for tools on a budget.
Most Recent Reviews
Double star castle nut wrench by Sierragreg, Verified Owner, May 15, 2025
This wrench works perfect and does not mar the nut it also has a plastic coated handle for ease of use.
Read All 14 Reviews
Color:
Black

Code: SR4-CNW-AR753N-AR753N

MPN: AR753N

UPC: 841348100485

List: $26.09Save 46%
$13.99
OP Bucks$0.28

Product Info for DoubleStar Castle Nut Wrench

Pick up this reliable Doublestar Castle Nut Wrench for all of your gun maintenance needs. These DoubleStar Castle Nut Wrenches are constructed from 1045 steel to handle any task with ease. The Doublestar AR753N Castle Nut Wrench is designed to grip the nut at 3 different points that prevent the tool from slipping off when working with a buttstock castle nut. Keep this Doublestar Castle Nut Wrench Tool at your work bench or in your range bag and always be prepared to make proper adjustments whenever you need them.image

WARNING: California`s Proposition 65

Specifications for DoubleStar Castle Nut Wrench:

Manufacturer: DoubleStar
Color: Black
Finish: Black
Fabric/Material: 1045 Steel
Weight: 10 oz
Gun Model: Universal
Length: 9 in
Condition: New

Features of DoubleStar Castle Nut Wrench

  • Makes 3 points of contact to prevent slip

Package Contents:

  • Doublestar Castle Nut Wrench

DoubleStar Castle Nut Wrench Orderable Models

List of Orderable Models

  • DoubleStar Castle Nut Wrench, Black, AR753N , MPN: AR753N , UPC: 841348100485 , Code: SR4-CNW-AR753N-AR753N
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