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- USA
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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1
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Description
Tangeseiki LN-3912 Square Tapered Bottom Bracket 73 x 113 mmFeatures Square tapered bottom bracket designed for smooth and reliable crank performance. Forged boron steel solid axle provides excellent strength and durability. Steel cups and body with black EDP coating for improved corrosion resistance. Sealed cartridge bearings reduce friction and protect against dirt and moisture. Precision engineered for efficient power transfer and stable pedaling. Compatible with frames using a 73 mm bottom bracket shell
Features
- Square tapered bottom bracket designed for smooth and reliable crank performance.
- Forged boron steel solid axle provides excellent strength and durability.
- Steel cups and body with black EDP coating for improved corrosion resistance.
- Sealed cartridge bearings reduce friction and protect against dirt and moisture.
- Precision-engineered for efficient power transfer and stable pedaling.
- Compatible with frames using a 73 mm bottom bracket shell width.
- 113 mm axle length helps maintain proper chainline with compatible cranksets.
Specifications
- Model: LN-3912
- Brand: Tangeseiki
- Type: Square Taper Bottom Bracket (JIS)
- Shell Width: 73 mm
- Axle Length: 113 mm
- Axle Material: Boron Steel
- Cups & Body Material: Steel with Black EDP finish
- Bearings: SUJ2 Sealed Cartridge Bearings
- Thread Type: BSA 1.37" × 24T
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
4.9 ★★★★★
Based on 6 reviews
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Product Reviews
★★★★★ 3
Small but Functional
Small, but works for what little bit of jewelry I wear!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 12, 2025
★★★★★ 5
Awesome
Organization is good fit for all my jewels
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2026
★★★★★ 5
finally organized all my jewerly!
Color: Black
This jewelry box completely transformed the way I store and access my accessories. It’s not just functional, it’s genuinely beautiful, with a sleek design that looks great on my dresser. The exterior feels sturdy and well-made, and the interior is soft and luxurious, keeping all my pieces protected and tangle-free.
There’s a perfect place for everything: rings, earrings, necklaces, and even watches or bracelets. I especially love the multiple compartments and drawers, which make it easy to separate everyday items from special pieces. No more digging around or untangling chains!
The mirror inside is a thoughtful touch, and the box itself feels compact enough for smaller spaces while still holding a surprising amount. It’s one of those things that makes daily routines feel a little more put-together.
If you’re looking for a jewelry box that’s practical, elegant, and gift-worthy, this one checks every box. Great for personal use or as a thoughtful present.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 1, 2025
★★★★★ 5
Small jewelry box bit potential
Color: Black
Very stable product perfect to have on dresser or travel. Keeps all of my items organized
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026
★★★★★ 5
Prefect Travel Case
Color: Black, Color: Black
I got this for taking my jewelry on the go. I have to say that I was pleasantly surprised by the quality it feels very sturdy. It has several spots to hold jewelry and keep it organized. The outside is textured and it closes with a snap which can be done easily.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
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