All-mountain SLX HollowTech II crank set is tough and aggressive yet also lightweight and excellent value
The HollowTech II Chainset features hollow forged crank arms which are both lightweight and rigid whilst being incredibly strong and durable
HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability
We recommend that the bottom bracket is initially installed by a bike shop to ensure perfect facing and fit
For use with 12-speed HG+ MTB chains only
With a 55 mm single ring chain line for use in conjunction with 148 mm O.L.D.
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
Black
Sizes
Single 170 mm
Brand
Shimano
Model Year
2026
Barcodes
4550170522513
SKUs / Part Numbers
FCM7120C
Please note: Manufacturers can sometimes change the specification of the products from time to time.
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