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Questions & Answers
Will this work on the AR-10 platform as well? Expert Answer

The VISM Ar15 Lower Receiver Vice Block is designed for Mil-spec AR15 lower receivers. AR10/DPMS pattern rifles can be compatible if they are built closer to AR15 mil-spec standards, but since the AR10 platform is not standardized we cannot guarantee fitment.

by Ethan, Gear Expert, September 26, 2022
does it work with commercial buffer tubes ? AI Answer

This vise block and its buffer tube support ring are designed to fit Mil-Spec AR-15/AR-10 buffer tubes, not commercial-spec tubes.

by OpticsPlanet AI, September 24, 2026
Customer Reviews
Helpful Positive Review
This AR Receiver vise block tool is used for aligning and clocking the buffer tube to the 6 o'clock position, perfectly every time! It is easy to use, and works. The block is well machined from aluminum block, with rounded corners and a nice anodized...
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2/2 found this helpful
Helpful Positive Review
The tool works well. by Ar builder, January 6, 2023
The screws are not long enough to clamp the tube, but they are metric screws of an available pitch so no worries. The tool works as advertised. Ace hardware trip and its functional as intended. There really isn’t more to say. This thing is telling...
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2/2 found this helpful
Helpful Negative Review
A One Trick Pony by Funhouse, Verified Owner, July 26, 2025
This thing does one thing well; it holds the lower and the buffer tube while you torque the castle nut...that's all. Otherwise, it has no further advantage over a mag well vise block. its a pain in the A** to set up and holds the receiver at an odd a...
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4/6 found this helpful
Most Recent Reviews
Lower Vice block by Cmedling, Verified Owner, September 27, 2026
This is a great tool for doing work on your lower. It’s also great for getting the correct alignment on your buffer tube. This is a great product for the price.
Most Recent Reviews
Lower Receiver Vice Block by Fast And Accurate, Verified Owner, September 27, 2026
This tools is really amazing when working on a castle nut. The vice block provides a solid hold on the lower receiver so that the buffer tube is aligned with the lower thus providing a sold hold while torquing the castle nut.
Most Recent Reviews
Great for the money by Mario, Verified Owner, September 24, 2026
Compared to the exponentially more expensive competitors, this buffer tube alignment tool is equally as effective and substantially greater value. It does the job for so much less money. Build quality is exceptional. Held my lower and buffer tube in ...
Read More...
Read All 57 Reviews
Finish:
Anodized
Gun Model:
AR-15
Gun Make:
AR Platform
Gun Type:
Rifle
Caliber:
Universal
Fabric/Material:
Aluminum
Color:
Blue
Fit:
Mil-Spec AR-10, Mil-Spec AR-15
Condition:
New

Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB

MPN: VTARLWRVB

UPC: 848754015181

List: $46.99Save 17%
$38.99
Purchase Restrictions Purchase Restrictions

Product Info for VISM AR15 Lower Receiver Vice Block

AR15 Lower Receiver Vise Block allows you to mount a MIL-Spec AR15 receiver to the vise block, for securing the AR lower receiver to a bench vise for maintenance and assembly. Includes a removable buffer tube mount ring to aid in installing carbine buffer tube straight and plumb onto the receiver. It will hold and lock the carbine buffer tube in place, so that the castle nut can be properly tightened without misaligning the buffer tube. Also includes AR15 lower receiver vise block, buffer tube support ring with three thumb screws, nad pistol grip bolt for securing receiver to the vise block.image

Specifications for VISM AR15 Lower Receiver Vice Block:

Manufacturer: VISM
Finish: Anodized
Gun Model: AR-15
Gun Make: AR Platform
Gun Type: Rifle
Caliber: Universal
Fabric/Material: Aluminum
Color: Blue
Fit: Mil-Spec AR-10, Mil-Spec AR-15
Condition: New

Package Contents:

  • VISM AR15 Lower Receiver Vice Block
  • Buffer Tube Support Ring With Three Thumb Screws
  • Pistol Grip Bolt For Securing Receiver To The Vise Block

VISM AR15 Lower Receiver Vice Block Orderable Models

List of Orderable Models

  • VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB , UPC: 848754015181 , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB

VISM AR15 Lower Receiver Vice Block Unavailable & Discontinued Models

List of Unorderable Models

  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-IN-C
  • USED VISM Lower Receiver Vice Block, AR15, VTARLWRVB, EDEMO4, Used, Condition Fair , MPN: VTARLWRVB-EDEMO4 , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO4
  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-US-B
  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-US-D
  • USED VISM Lower Receiver Vice Block, AR15, VTARLWRVB, EDEMO7, Condition Fair, Other , MPN: VTARLWRVB-EDEMO7 , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-OT-D
  • USED VISM Lower Receiver Vice Block, AR15, VTARLWRVB, EDEMO12, Used, Condition Fair , MPN: VTARLWRVB-EDEMO12 , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO12
  • DEMO, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-DEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-DEMO
  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-SC-D
  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-IN-D
  • USED, VISM Lower Receiver Vice Block, AR15, VTARLWRVB , MPN: VTARLWRVB-EDEMO , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO-SC-C
  • USED VISM Lower Receiver Vice Block, AR15, VTARLWRVB, EDEMO6, Used, Condition Good , MPN: VTARLWRVB-EDEMO6 , Code: K2-RB0-NCS-VTARLWRVB-VTARLWRVB-EDEMO6
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Last updated 2026-10-18 UTC.