MINO REAR SPROCKET FUSION 2-RING, 23-724-520-49 STEEL/ALLOY BLUE
FUSION 2-RING REAR SPROCKET. Steel and Alloy construction. Features a high-strength Ultralight 7075 T6 Aluminium inner ring and a Nickel Coated steel outer ring. The inner ring is color anodized coated. CAD designed, CNC machined, and laser cut. Part Number SR990-49.AF.BE. Weight 728g.
- SKU
- SR990-49.AF.BE
- Brand
- MINO
- Availability
- In Stock (3)
FULL DESCRIPTION
Mino Fusion 2-Ring Rear Sprocket - Steel/Alloy Blue
Experience the ultimate combination of lightweight design and exceptional durability with the Mino Fusion 2-Ring rear sprocket. Engineered for performance and longevity, this sprocket is built to withstand the rigors of demanding off-road riding.
The unique 2-Ring construction features an inner ring made from high-strength Ultralight 7075 T6 Aluminium and an outer ring crafted from nickel-coated steel. This innovative design fuses the two materials at 200°C, creating a permanent bond that ensures maximum lifespan and minimizes weight. The flat face design maintains a narrow profile, comparable to standard sprockets.
Key Features:
- Advanced 2-Ring Construction: Combines the lightness of 7075 T6 Aluminium with the durability of hardened steel for superior performance and longevity.
- Fusion Bond Technology: Inner and outer rings are permanently fused for a robust and reliable component.
- Lightweight Design: Unique flat face and aluminum inner ring significantly reduce weight without compromising strength.
- CAD Designed & CNC Machined: Precision manufacturing ensures a perfect fit and optimal performance.
- Color Anodized Inner Ring: Provides extra strength and a vibrant aesthetic.
- Race Proven: Tested and validated on demanding tracks for proven reliability.
- Durable Blue Finish: The outer ring features a blue coating for enhanced durability and visual appeal.


