Aluminum TOP TUBE Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun - Image 1
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Aluminum TOP TUBE Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun
Aluminum TOP TUBE Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun - Image 2
ERGO + Hogue MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun
ERGO + Hogue MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun $145.46
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ERGO Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun
ERGO Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun $144.39

Aluminum TOP TUBE Adaptor + BCM Gunfighter MOSSBERG 500 6 Position Stock Adaptor 12 Gauge Shotgun

$155.16

About the Stock Tube:

-The ultimate upgrade for the home defense shotgun builder.
-Made in the USA
-Fits Milspec Buffer.
-Aluminum buffer tube included
-Excellent around tight corners and home home or office.
-The ultimate tactical shotgun setup, ideal for your home-defense gun.
-Perfect for Telescoping stock with adjustable length of pull, adjusts to thick clothing or body armor.
-Milspec tube and Milspec castle nut included (no spring required)

About the Grip & Stock:

-Includes BCM Gunfighter Upright Grip (Mod 3)
-Includes BCM Gunfighter (Mod 0 Stock)

Technical Information:

Mil-Spec Stock:

Tube Diameter: 1.145″ to 1.150″
Weight: 0.50 LB
Length of Pull: 10.70″ to 13.95″

About the Adaptor:

SYSTEM CONCEPT AND PRODUCT OVERVIEW

The most important capability of these adapters is to facilitate the use of collapsing or telescoping stocks, which provide a shorter length of pull (LoP) than the factory stock, which is especially important for law enforcement or “tactical” operators. Adaptor is constructed of Milled aluminum.

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Top TUBE Aluminum Defense Kit Telescoping BCM Gunfighter Buttstock Poly Ergo Adaptor, Tube & Castle Nut, Pistol Grip Mossberg 500 12 Gauge Shotgun

“The ultimate kit for the Home 12-Gauge Operator”

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At Shotgun Stocks, we strive to process and ship your order as quickly as possible.

Order Processing

  • Orders are typically processed within 1–3 business days after payment confirmation.
  • Orders placed on weekends or holidays will be processed on the next business day.
  • During peak sales periods, processing times may be slightly longer.

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Estimated Delivery Times

  • United States: 3–7 business days
  • International Orders: 7–21 business days (depending on destination and customs processing)

Please note that delivery times are estimates and may vary due to carrier delays, weather conditions, or other circumstances beyond our control.

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