Open: $6.3755 USD/lb
10/22/2026
Close: $6.5430 USD/lb
10/21/2026
COMEX Aluminum
Latest: $2.5795 USD/lb
10/01/2026
Previous: $2.5932 USD/lb
09/01/2026
COMEX
CU
6.3755
AL
2.5795
Sign in / Register
Region
English español English français
New Products

BOX SUPPORT EXTENSION 4-6 p-BS456EXT BS456EXT

Southwire #: BS456EXT Model #: BS456EXT
Write a Review

Optional back support extension for wall cavities between 4"- 6" deep

Contact Us
Where to Buy
Download Category Specifications
PDF Excel Table
Register Product
Register Product
BOX SUPPORT EXTENSION 4-6 BOX SUPPORT EXTENSION 4-6 BOX SUPPORT EXTENSION 4-6 BOX SUPPORT EXTENSION 4-6 BOX SUPPORT EXTENSION 4-6 BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6
BOX SUPPORT EXTENSION 4-6

Features & Benefits

  • Attaches to box support brackets without the need for tools
  • Supports wood or metal studs with 4" to 6" depths
  • Can be pre-installed on Southwire box support brackets BSB45BS and BSB45BFMS
  • Supports any box depth

Specifications

UPC # 032886794698 032886794698
  • bvseo_sdk, java_sdk, bvseo-4.0.0
  • CLOUD, getReviews, 2ms
  • REVIEWS, PRODUCT
  • bvseo-msg: The resource to the URL or file is currently unavailable.;
  • bvseo_sdk, java_sdk, bvseo-4.0.0
  • CLOUD, getContent, 25ms
  • QUESTIONS, PRODUCT
  • bvseo-msg: The resource to the URL or file is currently unavailable.;
© 2026 Southwire Company, LLC. All Rights Reserved.