Stock PartsB5 SystemsSold by Brownells

B5 Systems

308 Collapsible Precision Stocks - Collapsible Precision Stock Black- Short

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

Toolless, Fine

Adjustment of length of pull

Mounts Carbine

A5 receiver extensions

Low-profile, No-snag

Latch for quick length-of-pull changes

Latch Can

Be locked to hold the

Ar Platform

Rifles

$217.99
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SKU: 100036223

Overview

Built for AR platform rifles, this stock is aimed at shooters who want a more precise fit from their rifle without adding complexity. It offers toolless adjustment of both length of pull and cheek height, with a low-profile latch that can be locked once the preferred setting is found. By mounting to a carbine or A5 receiver extension, it provides a level of length-of-pull adjustability that suits careful setup for range work or other precision-focused use. The short black version keeps the design streamlined for users who value adjustability and a clean, no-snag profile.

Why Hunters Choose the B5 Systems

Toolless Adjustment

Of length of pull and

Mounts Carbine

A5 receiver extensions for added

Low-profile, No-snag

Latch supports fast adjustment without

Latch Can

Be locked to hold the

Ar Platform

Rifles by B5 Systems

Key Features

  • Toolless, fine adjustment of length of pull and cheek height.
  • Mounts to carbine or A5 receiver extensions.
  • Low-profile, no-snag latch for quick length-of-pull changes.
  • Latch can be locked to hold the selected setting.
  • Designed for AR platform rifles.
  • Black, short configuration.

Best Used For

  • AR platform rifle users needing toolless adjustment of length of pull and cheek height
  • Hunters setting up a carbine or A5 receiver extension for precision-oriented shooting
  • Shooters who want a low-profile latch with a lockable set position
  • Users needing greater length of pull adjustability than standard stock setups provide

Specifications

Adjustment TypeToolless
Cheek Height AdjustmentYes
ColorBlack
Latch TypeLow profile, no-snag latch
Length Of Pull AdjustmentYes
Locking LatchYes
PlatformAR platform rifles
Product TypePrecision Stock
Receiver Extension CompatibilityCarbine or A5 receiver extension
SizeShort

Pros

  • Toolless adjustment of length of pull and cheek height for quick fit changes.
  • Mounts to carbine or A5 receiver extensions for added length-of-pull adjustability.
  • Low-profile, no-snag latch supports fast adjustment without unnecessary protrusions.
  • Latch can be locked to hold the stock setting in place.
  • Designed for AR platform rifles by B5 Systems.

Considerations & Trade-offs

  • Requires a carbine or A5 receiver extension, so it is not a universal fit for every AR setup.
  • The added length-of-pull and cheek-height adjustment may be more than needed for users who prefer a simpler fixed-position stock.
  • The low-profile latch is designed to reduce snagging, but it still adds moving parts compared with a non-adjustable stock.
  • The stock is described as a precision-oriented option, so it may be less suited to shooters who want the lightest or most minimal setup.

Suggested Comparisons

  • Adjustable AR stocks
  • Fixed precision rifle stocks
  • Carbine receiver extensions
  • A5 receiver extensions

Suggested Accessories

  • AR platform rifle sling
  • Carbine or A5 receiver extension
  • Rifle cleaning kit
  • Optic mount

Frequently Asked Questions

What rifles is this stock designed to fit?

It is designed for AR platform rifles and mounts to a carbine or A5 receiver extension.

Can I adjust the stock without tools?

Yes. The product description says it allows for toolless, fine adjustment of both length of pull and cheek height.

Does the stock lock in place after adjustment?

Yes. The low-profile, no-snag latch can be locked once the desired length of pull is set.

What adjustments does this stock offer?

It offers fine adjustment of length of pull and cheek height.

Who makes this stock?

The manufacturer listed is B5 Systems.