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Ships within 48 hours · Estimated delivery Sep 23 - Sep 28
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Description
Tumbleweed Big Dipper drop handlebarThe Big Dipper is wider than average, ergonomic in all of the hand positions of the bar, and rated for off road use (ISO 4210 mountain bike strength fatigue testing). It has a gentle backsweep for ergonomic riding on the tops of the bar and a short reach to minimally impact your stem length for a bar this wide. The Big Dipper is produced with triple butted and heat treated 7000 series aluminum, making it strong and light for its width. Tumbleweed've
The Big Dipper is wider than average, ergonomic in all of the hand positions of the bar, and rated for off-road use (ISO 4210 mountain bike strength/fatigue testing). It has a gentle backsweep for ergonomic riding on the tops of the bar and a short reach to minimally impact your stem length for a bar this wide. The Big Dipper is produced with triple butted and heat treated 7000 series aluminum, making it strong and light for its width. Tumbleweed've ridden countless drop bars off road on many different bikes, all informing their design. This bar has been a long time coming and we're sure you'll love it.
Material: Triple butted, heat treated 7000 series aluminum alloy, ISO 4210 tested for mountain bike use
Widths: 51cm, 54cm, 57cm C-C at the hoods
Clamp Diameter: 31.8mm
Backsweep: 5 degrees
Flare: 20 degrees
Drop: 109mm
Reach: 50mm (overall reach from center of clamping area to center of tube at front of forward sweep)
Average weight: 385 grams
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
4.1 ★★★★★
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Product Reviews
★★★★★ 5
Purple suite
Color: Lavender Purple, Size: 16, Color: Lavender Purple, Size: 16
Love it was perfect. The color was nice it was soft and the size was perfect . I bought the purple one.
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Reviewed in the United States on April 5, 2026
★★★★★ 1
The suit was ripped badly
Color: Ivory, Size: 6
It had rips all through
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Reviewed in the United States on March 23, 2026
★★★★★ 4
Not quite right for me!
Color: Sage Green, Size: 16
It’s not as high quality as I thought it would be 🤷🏾♀️
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Reviewed in the United States on April 16, 2026
★★★★★ 5
Runs small
Color: Beige, Size: 6
Runs small
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Reviewed in the United States on May 15, 2026
★★★★★ 5
Mock shirt for everyday wear.
Color: Gray Green, Lotus Pink, Sky Blue, Size: X-Large
Love how soft the fabric is and wears very well. Very happy with purchase and have bought other colors as well.
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Reviewed in the United States on May 22, 2026