BUCKLOS Bike Cassette 8-12 Speed MTB Road Shimano HG Sprocket
BUCKLOS Bike Cassette 8-12 Speed MTB Road Shimano HG Sprocket
BUCKLOS Bicycle Cassette — Multi-Speed MTB & Road Bike Freewheel for Shimano HG
Upgrade your drivetrain with the BUCKLOS Multi-Speed Bicycle Cassette, engineered for both mountain and road bikes. Available in 8, 9, 10, 11, and 12-speed configurations with gear ranges from 11-32T up to 11-52T, this cassette delivers smooth, precise shifting across every terrain. Whether you're climbing steep trails or sprinting on tarmac, BUCKLOS has you covered.
Made in Mainland China.
Key Features
- Wide Speed Range: Choose from 8/9/10/11/12-speed options with gear teeth combinations of 11-32T, 11-36T, 11-40T, 11-42T, 11-46T, 11-50T, and 11-52T to match your riding style.
- Premium Materials: Constructed from high-quality steel with a galvanized, CNC-machined surface for superior corrosion resistance and long-lasting durability. Larger flywheels (46T+) feature a double-layer aluminum alloy bracket for reduced weight without compromising strength.
- Shimano HG Compatible: Designed to fit Shimano HG freehub bodies. Also compatible with SRAM 8-speed systems. Fits most standard bicycle rear wheel rotor sizes.
- Unique Lightweight Design: The large hollow center and double-layer aluminum structure on larger sprockets reduce overall cassette weight while maintaining structural integrity under hard riding conditions.
- Self-Cleaning Drainage Holes: Strategically placed sludge and drainage holes keep your cassette cleaner for longer and make maintenance quick and easy.
- Easy Installation: Simple, tool-friendly design installs in minutes with no complex adjustments — suitable for most rear wheel rotor sizes.
- Secure Packaging: Ships in dedicated BUCKLOS box packaging to ensure the cassette arrives undamaged and ready to ride.
Specifications
| Brand | BUCKLOS |
| Material | Steel / Aluminum Alloy (varies by size) |
| Speed Options | 8 / 9 / 10 / 11 / 12 Speed |
| Gear Range Options | 11-32T, 11-36T, 11-40T, 11-42T, 11-46T, 11-50T, 11-52T |
| Compatibility | Shimano HG, SRAM 8-speed |
| Surface Treatment | CNC Machined, Galvanized (anti-rust) |
| Country of Origin | Mainland China |
| Model Number | 900525 |
Who Is This For?
Perfect for mountain bikers, road cyclists, and gravel riders who want a reliable, durable cassette upgrade. Whether you need a wide-range cassette for technical climbs or a tighter ratio setup for fast road riding, BUCKLOS offers a gear configuration to suit your needs.
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Frequently Asked Questions
Q: Is the BUCKLOS cassette compatible with my Shimano-equipped bike?
A: Yes — the BUCKLOS cassette is designed to be compatible with Shimano HG freehub bodies, which are found on a wide range of Shimano groupsets from entry-level to performance tiers. It is also compatible with SRAM 8-speed systems. Always confirm your freehub body type before purchasing to ensure a proper fit.
Q: What gear range should I choose for mountain biking vs. road cycling?
A: For mountain biking with steep climbs, wider ranges such as 11-42T, 11-46T, or 11-50T are recommended as they provide the low gears needed for technical ascents. For road cycling or gravel riding on flatter terrain, closer ratios like 11-32T or 11-36T offer better cadence control and top-end speed.
Q: How do I install the BUCKLOS cassette?
A: Installation is straightforward — the cassette slides onto your compatible Shimano HG freehub body and is secured with a lockring using a standard cassette lockring tool and chain whip. No complex adjustments are required, and it fits most standard rear wheel rotor sizes.
Q: How do I keep the cassette clean?
A: The BUCKLOS cassette features built-in sludge and drainage holes that help prevent mud and dirt buildup during riding. For routine cleaning, a stiff brush, degreaser, and a rinse with water is all you need to keep the sprockets in great condition.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.