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Description
Simpson Strong-Tie MCB15.5X15.5 (15-1/2" x 15-1/2") Mass Timber Column Base for Glulam to Concrete ConnectionsSimpson Strong Tie MCB15. 5X15. 5 Description The MCB Mass Timber Column Base provides a concealed connection between glulam columns and concrete foundations, ensuring structural integrity and aesthetic appeal. Simpson Strong Tie MCB15. 5X15. 5 Includes (6) Mass Timber Column Base 15 1 2" x 15 1 2" Simpson Strong Tie MCB15. 5X15. 5 Features Concealed Connection: Designed for architectural aesthetics and fire protection. Robust Design: Ensures reliable
Simpson Strong-Tie MCB15.5X15.5 Description
The MCB Mass Timber Column Base provides a concealed connection between glulam columns and concrete foundations, ensuring structural integrity and aesthetic appeal.
Simpson Strong-Tie MCB15.5X15.5 Includes
- (6) Mass Timber Column Base 15-1/2" x 15-1/2"
Simpson Strong-Tie MCB15.5X15.5 Features
- Concealed Connection: Designed for architectural aesthetics and fire protection.
- Robust Design: Ensures reliable load transfer.
- Versatile Sizing: Available in various base sizes and load capacities.
- Adjustability: Features oversized holes for horizontal adjustment.
- Seismic Compatibility: Suitable for column-to-foundation connections in any Seismic Design Category.
Simpson Strong-Tie MCB15.5X15.5 Applications
- Mass timber constructions requiring concealed column-to-foundation connections.
- Architectural projects emphasizing aesthetic and fire protection.
- Seismic Design Category applications.
Simpson Strong-Tie MCB15.5X15.5 Installation Overview
- Use CNC equipment for precise cutting and drilling of glulam columns.
- Position anchors correctly in the foundation.
- Utilize leveling nuts and grout for proper alignment.
- Ensure fasteners meet specified strength criteria.
Simpson Strong-Tie MCB15.5X15.5 Specifications
| Finish | Gray Paint |
| Length | 15-1/2" |
| Material | Carbon Steel |
| Thickness | 3/4" |
| Width | 15-1/2" |
NOTE: Ensure correct positioning of anchors in the foundation; use leveling nuts and grout as needed for proper alignment.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 1125 reviews
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Product Reviews
★★★★★ 5
Order with confidence!
Color: Black
Pleased with my purchase!
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Reviewed in the United States on April 26, 2026
★★★★★ 4
Awesome, portable room divider for larger rooms
Color: Black, Color: Black
I chose this room divider to use in my son's room that also serves as my home office! It is 72" x 72" in size, so it truly blocks out the other side of the room for optimal privacy. Once it's assembled, it's mildly sturdy - as long as you can bet both ends with the "feet" in line with the ground. I wish that the framework poles had more of an interlocking system so that the divider was easier to erect. I assembled this on carpet, so I had some issues getting the divider to stop moving. It takes a lot of work to set up, as it is massive, so definitely have someone help you. I would suggest adding weights of some sort to the feet of this divider to keep it from shifting. I ended up leaning mine against a bookcase shelf so it wouldn't lean. All and all, this is a great product if you are looking to make a room multipurpose.
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Reviewed in the United States on August 2, 2025
★★★★★ 5
As described
Color: Black
Light weight, easy to put together and you can disconnect the ends and just roll the whole thing nice and tight for quick out of the way storage. Pretty sturdy, doesn't fall over if you bump into it, you could use it outside but if there's a lot of light you can see through a tiny bit if you're really close but I only tested this indoors so not sure about patio types
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Reviewed in the United States on December 18, 2025
★★★★★ 2
Flimsy - choose something else
Color: Black
Very flimsy and barely stands up… better options out there.
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Reviewed in the United States on October 11, 2025
★★★★★ 5
Flat Plug = Game Changer
Size: 6 Ft(2 prong plug), Color: Black
This is exactly what I needed to clean up my space. The flat plug sits flush against the wall, the long cord gives flexibility, and having multiple outlets + USB ports keeps everything in one place without the mess. It’s a 3 to 2 plug for homes that the electrical hasn’t been updated to 3 prong plugs.
It feels solid, not cheap, and the surge protection adds that extra peace of mind. Perfect for a clean, organized setup that actually works.
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Reviewed in the United States on April 24, 2026