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Box One cassette spacers - Black 1mm-5mm

Marsoni M251S
Sale price$21.00
Pay 4 payments of $5.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Box One cassette spacers - Black 1mm-5mmExtruded and CNC machined from 6061 T6 aluminium alloy, Box One Cassette Spacer Kits feature a super lightweight minimalist design and provide anywhere from 1 to 10 millimeters of spacing adjustment. They are compatible with Box One Stealth (aka Harmonic), and Box Three Pro and Mini hubs and are sold in packs of four. Each pack includes the following spacers: (2) one millimeter (1) three millimeter (1) five millimeter
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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
4.1 ★★★★★
Based on 2060 reviews
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Verified Purchase
Tinesha
Omaha, US
★★★★★ 5
Nothing
Color: White Marble 5-tier, Size: 2PCS, Color: White Marble 5-tier, Size: 2PCS
When I was moving they bent easily
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2026
M
Verified Purchase
M.G
Waukegan, US
★★★★★ 1
Don’t
Color: White Wood 5-tier, Size: 1PC, Color: White Wood 5-tier, Size: 1PC
It’s huge. Much bigger than expected. Low quality. Unstable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
S
Verified Purchase
Shmelia
Omaha, US
★★★★★ 5
10/10
Color: Black Wood 5-tier, Size: 2PCS
Nice quality.
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Reviewed in the United States on March 29, 2026
S
Verified Purchase
Samantha
Chelsea, US
★★★★★ 5
PERFECT SOLUTION FOR SMALL SPACES.
I recently purchased the Tutotak 6-Tier Book Shelf for my son's room, and I couldn't be happier with it! The 6-tier design is a huge plus. It allows for plenty of storage without taking up too much floor space. The shelves are just the right height for storing books, toys, and decorative items. The vertical design maximizes the use of space, making it ideal for a smaller room like my son's. Sturdiness: I was pleasantly surprised by how sturdy this shelf is. Despite its slim profile, it holds up well even with a decent amount of weight on each shelf. Assembly: It was easy to assemble, and all the parts were clearly labeled. I was able to set it up within about 30 minutes by myself, and everything lined up perfectly. The instructions were straightforward, so I didn't have to spend much time figuring it out. Functionality: Not only is it great for books, but the different levels are also perfect for organizing his toys, art supplies, and even some of his favorite collectibles.. Final Thoughts: I’m really impressed with this shelf. It’s well-built, space-efficient, and versatile. It has made a huge difference in organizing my son’s room without making it feel cramped. If you have limited space and need something practical but stylish, I highly recommend this bookshelf!
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Reviewed in the United States on September 11, 2025
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Verified Purchase
Lyn
Birmingham, US
★★★★★ 5
Super cute
The shelf is cute, and super easy to set-up. Be careful with the screws, I stripped the magnet screw/hole a little bit. Street that I was a little weary on over-tightening the four corners of each shelf. Make sure you use the wall straps bc it will be a little wobbly.
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Reviewed in the United States on March 17, 2026

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