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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
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Description
XTR CS-M9100-12Wide range and close step 12 speed XTR M9100 cassette 10T lowest sprocket realized by new Micro Spline freehub body construction The three largest sprockets are made from aluminum and the next five sprockets are made from titanium, to reduce weight to a minimum Beam Spider construction results in a lighter and stiffer cassette Hyperglide+: enhanced shifting speed and efficiency allows to pedal continuously while shifting up or down Better chain
- Wide range and close step 12-speed XTR M9100 cassette
- 10T lowest sprocket realized by new Micro Spline freehub body construction
- The three largest sprockets are made from aluminum and the next five sprockets are made from titanium, to reduce weight to a minimum
- Beam Spider construction results in a lighter and stiffer cassette
- Hyperglide+: enhanced shifting speed and efficiency allows to pedal continuously while shifting up or down
- Better chain engagement and stronger retention for improved confidence over any terrain
- Weight: 367g (10-51T), 357g (10-45T)
Attributes
| Cassette Spider Mat. | Aluminum |
| Cassette Technology | Hyperglide+ |
| Cog Material | Aluminum/Titanium/Steel |
| Speed | 12 |
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
4.6 ★★★★★
Based on 30 reviews
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Product Reviews
★★★★★ 5
Best shirts
Color: Light Blue, Size: Large
Great shirts, great price, modern soft/lightweight fabrics with a vintage look. Perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
★★★★★ 5
Soft fabric
Color: 1-navy Blue, Size: X-Large
My husband loves this shirt and he is picky about comfort. He likes the soft light weight fabric and comfortable fit.
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Reviewed in the United States on June 5, 2026
★★★★★ 5
Style, Coolness, Comfort
Color: Light Green, Size: Large
My son who is 44, loves them. He loves comfort in a shirt, and coolness. These shirts have got it. Multiple colors. Good price.
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Reviewed in the United States on April 24, 2026
★★★★★ 4
Comfortable, a bit tall
Color: Dark Blue, Size: X-Large
Great shirt, very comfortable. It's a little tall/long, so 4 not 5 star. I'm going to shop around for different brands, but this will be my fallback because it mostly works for me.
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Reviewed in the United States on April 13, 2026
★★★★★ 5
Good quality
Color: All Black, Size: XX-Large
Bought for my husband fits great. Soft and stretchy. Good quality and good thickness to stay cool.
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Reviewed in the United States on May 6, 2026