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Henry Repeating Arms Cantilever Scope Mount For 1st Gen H006 Series Big Boy BB-CSM

Henry Repeating Arms Cantilever Scope Mount For 1st Gen H006 Series Big Boy BB-CSM

$35.00

11 in stock

These bases will not fit Henry .30/30 or Henry .45-70 rifles as they are not Big Boy Series(pistol caliber: .44mag.45Colt.357mag.41mag.327Fed Mag) guns. For .30/30 or .45-70 you can purchase a Weaver 63 base

To optimize accuracy Henry Scope Mounts mare made for all Henry H004 series Golden Boy H006 series Big Boy and H005 Mini Bolt models. Each of their rifles now come drilled and tapped for easy scope mount installation. Henry Repeating Arms H001 series lever action rifles do not require use of these mounts as the receivers are 3/8ths groove. The Golden Boy Scope and 1st generation Big Boy rifles are drilled and tapped under the rear sight. Current production (2nd generation) Big Boys are drilled and tapped on the top of the receiver. To determine which generation of Big Boy you have refer to the serial number table provided so you select the correct mount. Instructions on installation of the scope mounts is provided in the packaging. All Henry Scope Mounts accept Weaver style detachable 1 in. top mount rings (rings not included).

Note to Big Boy owners: In September 2011 they began shipping the 2nd generation Big Boy rifles which feature receivers that are drilled and tapped for the scope mount. In previous production 1st generation the barrels were drilled and tapped if rollmarked Bayonne NJ. First generation Big Boys use the BB-CSM Cantilever Scope Mount. 2nd generation current production use the new style BB-RSM Receiver Scope Mount. 2nd generation Big Boys start with the following serial numbers: H006 = BB0047222 H006M = BB0015530M H006C = BB0021188C

Big Boy scope mounts will not fit H009 series .30-30 rifles or H010 series .45-70 rifles. These rifles are drilled and tapped for a Weaver 63B.

Additional information

Upc

619835600004

Manufacturer

Henry Repeating Arms

Manufacturer part number

BB-CSM

Action

Lever Action

Model

Big Boy

Mount type

To Receiver

Product type

1-Piece Base

Shipping weight

0.25

Style

Cantilever

FAQ

BJ Firearms LLC is a federally licensed firearms business focused on providing quality firearms, accessories, and related services while promoting responsible ownership, education, and community engagement.

The company was founded to serve firearm enthusiasts with knowledgeable service, real-world experience, and a commitment to professionalism and safety.

We focus on real experience, personalized service, hands-on product knowledge, and community involvement — not just sales. Our goal is to help customers make informed decisions and feel confident with their equipment.

Yes. We operate as a federally licensed firearms dealer (FFL), following all applicable federal, state, and local regulations.

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Yes. We partner with content creators and industry professionals to provide real-world insights and experiences.

We work with everyone — from first-time buyers to experienced enthusiasts. Education and guidance are a big part of what we do.

We offer firearms, accessories, gear, and related equipment depending on availability and customer needs.

Yes. We help customers evaluate their needs, experience level, and intended use to find the right fit.

Yes. Depending on the request, we can help source specific products or assist with custom configurations.

Yes. We actively engage in hands-on experiences, demonstrations, and community-related firearm activities when possible.

Yes. We support content that helps people learn about equipment, safety, and responsible firearm ownership.

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