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Aob

Wheeler 156945 AR Armorer's Bench Block

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Ar-15 Assembly

Disassembly tasks

Positions Upper

Receiver, lower receiver, front sight,

Made From

Durable, non-marring urethane to help

Includes Notches,

Grooves, and holes on both

Useful Changing

Adjusting triggers during an AR-15

$49.99
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SKU: 156945-661120569459

Overview

Built for AR-15 assembly, disassembly, and routine maintenance, this bench block helps hold parts steady while working on pins, detents, springs, and trigger changes. Its notches, grooves, and holes are arranged to support the upper receiver, lower receiver, front sight, and charging handle during bench work. The non-marring urethane construction is intended to protect the firearm’s finish while providing a durable work surface. It is a practical shop tool for shooters who want a more controlled setup when servicing an AR platform.

Why Hunters Choose the Aob

Ar-15 Assembly

Disassembly tasks

Positions Upper

Receiver, lower receiver, front sight,

Non-marring Urethane

Helps protect firearm finish during

Multiple Notches,

Grooves, and holes support varied

Useful Changing

Adjusting triggers during an AR-15

Key Features

  • Designed specifically for AR-15 assembly and disassembly tasks.
  • Positions the upper receiver, lower receiver, front sight, and charging handle.
  • Made from durable, non-marring urethane to help protect firearm finish.
  • Includes notches, grooves, and holes on both sides for maintenance support.
  • Useful for changing or adjusting triggers during an AR-15 build.

Best Used For

  • AR-15 owners assembling or disassembling receivers, pins, detents, and springs on the bench.
  • Users needing a stable setup for upper receiver, lower receiver, front sight, or charging handle work.
  • Builders and armorers looking for a non-marring block to help protect firearm finish during maintenance.
  • Shooters changing or adjusting triggers during AR-15 build or repair work.

Specifications

Compatible ComponentsUpper receiver, lower receiver, front sight, charging handle
Designed ForAR-15 assembly and disassembly
FeaturesNotches, grooves, and holes on both sides
MaterialNon-marring urethane
Use CaseMaintenance or assembly; changing or adjusting triggers

Pros

  • Designed specifically for AR-15 assembly and disassembly tasks
  • Positions upper receiver, lower receiver, front sight, and charging handle
  • Non-marring urethane helps protect firearm finish during maintenance
  • Multiple notches, grooves, and holes support varied work setups
  • Useful for changing or adjusting triggers during an AR-15 build

Considerations & Trade-offs

  • Designed specifically for AR-15 assembly and disassembly, so it is not a general-purpose bench block for other firearm platforms.
  • Its support features are oriented to the upper receiver, lower receiver, front sight, and charging handle, which means it may not address every maintenance task equally well.
  • The urethane construction is intended to protect firearm finishes, but that also makes it a specialized accessory rather than a multi-material gunsmithing block.
  • It is described as ideal for changing or adjusting triggers, but it is still a support tool and does not replace the other tools needed for the job.

Suggested Comparisons

  • AR-15 assembly and disassembly tools
  • Bench blocks for firearm maintenance
  • Upper and lower receiver support blocks
  • Trigger installation and adjustment tools

Suggested Accessories

  • Armorer's bench block
  • Punch set
  • Gunsmithing hammer
  • Parts tray

Frequently Asked Questions

What is the Wheeler 156945 AR Armorer's Bench Block used for?

It is designed for AR-15 assembly and disassembly, and to help position the upper receiver, lower receiver, front sight, and charging handle during maintenance or assembly.

Can this bench block be used when changing or adjusting a trigger?

Yes. The product specifications state that it is ideal for changing or adjusting triggers.

What material is the bench block made from?

It is made from durable, non-marring urethane.

Will this bench block help protect my firearm's finish?

The product description says the non-marring urethane is intended to protect the finish of your firearm.

Does it have different support points for AR work?

Yes. The description says it features a variety of notches, grooves, and holes on both sides for AR-15 assembly and disassembly tasks.