+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Q&A for DoubleStar Castle Nut Wrench — 5 Questions & 3 Answers

Name DoubleStar Castle Nut Wrench (4.2)
$26.09 $13.99 Save 46%
View Product
Write a Review
Please keep questions related to the product! If you have questions regarding availability, pricing, or shipping options for this item, please contact our customer service team.
Need an answer right now?
Contact us!
Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.

Show
Sort by
Filter by
Q
Dave, member, from CA, United States, asked on December 03, 2022

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
A
Answered by Hunter, Gear Expert, from OH, United States, on February 22, 2023

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

0 of 2 found the following answer helpful.
Was it helpful to you? Yes | No
Share
Submit Your Answer
Q
Dale, guest, from OR, United States, asked on February 11, 2022

What is the thickness of this tool?

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on March 03, 2022

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

Was it helpful to you? Yes | No
Share
Submit Your Answer
Q
wyatt, member, from OH, United States, asked on January 08, 2020

does this wrench fit at pistol castle nuts?

Expert Answer
A
Answered by Jonathan D., Gear Expert, from IL, United States, on March 19, 2020

Yes, it does.

Was it helpful to you? Yes | No
Share
Submit Your Answer
Q
draco daghost46, guest, from LA, United States, asked on April 22, 2025

can i use this to replace standard buffer tube with 3"5 buffer tube?

Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.

Q
TEDNA1, member, from CT, United States, asked on November 11, 2021

Can you use the hole in the center to torque down the castle nut with a torque wrench?

Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.