High performance 12-speed Micro Spline MTB cassette
Hyperglide sprockets have a computer designed tooth configuration with contoured shift gates, resulting in a crisp smooth shift even under load
Close ratio gearing allows a more efficient use of energy through finer cadence control
Largest sprockets are mounted on lightweight alloy carriers to reduce weight and increase rigidity
Sprockets are cut away and drilled to further reduce weight without reducing rigidity
10-51T wide ratio gearing allows a more efficient use of energy through finer cadence control in ever changing trail conditions
Chrome-plated finish offers hard wearing resistance to corrosion
Alloy cassette lockring
For use with 12-speed MTB chains
Average weight: 470 g for 10-51T
Shop Floor to Your Front Door – Personalized Bike Delivery with Blazing Bikes!
At Blazing Bikes, we go the extra mile to make sure your new bike arrives safely and ready for action — and we don’t rely on third-party couriers. When you order from us, one of our own expert drivers will personally deliver your brand-new bike straight to your home or workplace, ensuring a smooth, hassle-free experience from start to finish.
No More Bikes in Boxes! We pride ourselves on delivering your bike fully assembled, tuned, and tested by our Cy-Tech certified mechanics. Unlike other stores, your new ride won’t arrive in a box needing hours of assembly. It’ll be ready to roll, ensuring you enjoy the ride from the moment it arrives!
Built by Riders for Riders – We Know What You Need!
How It Works – Easy, Seamless, and Personal!
Browse Take your time exploring our extensive range of bikes. Whether you're into road cycling, mountain biking, or looking for something new, we have the perfect bike for you.
Purchase Found the one? Complete your order, and our team will immediately get to work preparing your bike.
Build Our skilled professionals will assemble your bike with care, ensuring every detail is perfect, and every component is checked for safety and performance.
We’ll Call Once your bike is built and road-ready, we’ll give you a call to arrange the delivery date that works best for you.
Delivery Your delivery date is set! One of our friendly team members will personally bring your bike to your door — no couriers, no fuss, just a personal, professional delivery experience.
From Our Base in Shropshire, Delivered Direct to Your Door
We offer nationwide delivery across the UK, so no matter where you are, we’re ready to bring your dream bike directly to you. For more details on delivery areas, or if you have any questions, don’t hesitate to get in touch!
Colours
Silver / Black
Sizes
10 - 51 teeth
Brand
Shimano
Model Year
2026
Barcodes
4550170443849
SKUs / Part Numbers
CSM8100051
Please note: Manufacturers can sometimes change the specification of the products from time to time.
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