+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

Sniper AR 15 Castle Nut Wrenches Color: Black, 56% Off

Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
1 of 3 images
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
2 of 3 images
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09
3 of 3 images
Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, small ARTL09

Tap Tap to Zoom

You May Also Like
Best Rated Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI571BLK-30RD
Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI571BLK-30RD
(59)
List: $24.99 $12.30 Save Up to 51%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI556BLK-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI556BLK-30RD
(55)
List: $32.43 $23.99 Save Up to 26%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI557BLK-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI557BLK-30RD
(38)
List: $30.36 $15.49 Save Up to 49%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG556-MCT-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG556-MCT-30RD
(55)
List: $32.55 $23.99 Save Up to 26%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 20 Round, Black, 1 Pack, Polymer, MAG560BLK-20RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 20 Round, Black, 1 Pack, Polymer, MAG560BLK-20RD
(26)
List: $30.79 $21.99 Save Up to 29%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG557-MCT-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG557-MCT-30RD
(38)
List: $29.95 $14.99 Save Up to 50%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Remington, 40 Round, Black, 1 Pack, Polymer, MGMPI233BLK-40RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Remington, 40 Round, Black, 1 Pack, Polymer, MGMPI233BLK-40RD
(12)
List: $42.33 $27.99 Save Up to 34%
Best Rated Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI570BLK-30RD
Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI570BLK-30RD
(13)
List: $31.04 $21.99 Save Up to 29%
Blazin' Deal Strike Industries AR-15 .223 Remington/5.56 NATO Rifle Magazine, 33 Round, Smoke Gray, 1 Pack, Polymer, Smoke, 0, SI-AR-MAG-33RD
Strike Industries AR-15 .223 Remington/5.56 NATO Rifle Magazine, 33 Round, Smoke Gray, 1 Pack, Polymer, Smoke, 0, SI-AR-MAG-33RD
(11)
List: $17.95 $13.73 Save Up to 24%
Best Rated Amend2 Mod-3 Magazine, Short-Action AICS, 7.62x51mm NATO/.308 Winchester, 12 Round, Black, 1 Pack, Polymer, SAAICSBLK12-12RD
Amend2 Mod-3 Magazine, Short-Action AICS, 7.62x51mm NATO/.308 Winchester, 12 Round, Black, 1 Pack, Polymer, SAAICSBLK12-12RD
(6)
List: $32.99 $29.99 Save Up to $3.00
Questions & Answers
will this work to tighten a qd phantom yhm adapter for you suppressor Manufacturer Answer

Do you have the dimension of the adapter? It fits OD 1.25"-1.4".

by Charles Shi, Manufacturer, August 10, 2022
Does it work on commercial castle nut ? Expert Answer

Yes, this should work with that castle nut.

by Kurt Colbourne, Gear Expert, August 10, 2021
View All Q&A You Have a Question? Ask!
Customer Reviews
Helpful Positive Review
Great wrench by Mark, Verified Owner, May 2, 2018
I bought a new stock and needed a castle nut wrench. I searched around and a lot of these type of wrenches had all sorts of extra things they could do, at a hefty additional price. This is a no frills wrench that tightens and loosens the castle nut e...
Read More...
7/8 found this helpful
Helpful Negative Review
Cheap , poor quality by D, December 22, 2018
Flimsier than expected. Even though it was cheap it should still work. Tip broke off first time I used it. Had to go to Palmetto to get a real tool. Do yourself a favor and spend the extra money for a quality made piece.
3/4 found this helpful
Most Recent Reviews
Castle Nut Tool by coalyko1, Verified Owner, June 21, 2026
This tool is great. Good quality for a fair price & essential for completing the AR15 lower to tighten the Castle Nut to proper specs
Most Recent Reviews
Solid item by drcmcico, Verified Owner, June 4, 2025
Looks, and performs as should. At this price point I bought a couple and put them in a couple different places.
Most Recent Reviews
broke on first use by marty, Verified Owner, April 2, 2025
worthless, literally. had one job to do and failed.
Most Recent Reviews
Cant beat for the price! by Andy, Verified Owner, May 21, 2024
For as cheap as this cost, it holds up pretty well. Even though I torque my castle nut, I’ve been shooting and throwing a lot of ammo down range and had a castle nut loosen. This helps give it a quick tighten to get back at it and small and fits in t...
Read More...
0/1 found this helpful
Read All 10 Reviews
Color:
Black

Code: 20Q-CNW-CNWAR15-ARTL09

MPN: ARTL09

UPC: 840354121958

List: $4.99Save 56%
$2.19
Purchase Restrictions Purchase Restrictions

Product Info for Sniper AR 15 Castle Nut Wrenches

The Sniper AR 15 Castle Nut Wrench is an important tool for maintaining or upgrading your lower receiver extension. Sniper designed this Castle Nut Wrenches to easily remove or tighten a castle nut. For optimal ruggedness and reliability, the Sniper AR-15 .223/5.56 Castle Nut Wrench is constructed from steel. Safely make modifications to your firearm when equipped with this Sniper Rifle Castle Nut Wrench.image

WARNING: California`s Proposition 65

Specifications for Sniper AR 15 Castle Nut Wrenches:

Manufacturer: Sniper
Color: Black
Caliber: 5.56x45mm NATO, .308 Winchester, .223 Remington
Weight: 1.4 oz
Gun Type: Rifle
Fabric/Material: Steel
Gun Model: AR-15
Length: 5.65 in
Condition: New

Features of Sniper AR 15 Castle Nut Wrench:

  • Convenient size
  • Easy to operate

Package Contents:

  • Sniper AR 15 Castle Nut Wrench

What firearm models does the manufacturer say Sniper AR 15 Castle Nut Wrenches is compatible with?

The manufacturer says that Sniper AR 15 Castle Nut Wrenches is compatible with AR-15

Sniper AR 15 Castle Nut Wrenches Orderable Models

List of Orderable Models

  • Sniper Castle Nut Wrench for AR 15 .223/5.56, Steel, Black, ARTL09 , MPN: ARTL09 , UPC: 840354121958 , Code: 20Q-CNW-CNWAR15-ARTL09
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-08-09 UTC.