REAR SPROCKET TWINRING JTX897.50GR, TWINSTAR ALLOY & STEEL
The core of the JT TwinStar is lightweight aviation grade Ergal 7075-T6 Aluminium, precision made using state of the art laser cutting and CNC machining. The steel outer ring is heat-induction hardened to create a sprocket which will last up to six times longer than a standard 7075-T6 aluminium sprocket. 730g.
- SKU
- SR990-50.JT.TW
- Brand
- JT
- Availability
- In Stock (6)
FULL DESCRIPTION
JT TwinRing JTX Rear Sprocket
Experience superior durability and performance with the JT TwinRing JTX rear sprocket. This innovative sprocket features a core constructed from lightweight, aviation-grade Ergal 7075-T6 Aluminium, precision-engineered using state-of-the-art laser cutting and CNC machining techniques. The outer ring is made from hardened steel, induction heat-treated to significantly extend its lifespan, offering up to six times the longevity of a standard 7075-T6 aluminium sprocket.
Key Features:
- Core Material: Aviation-grade Ergal 7075-T6 Aluminium for a lightweight yet strong construction.
- Outer Ring: Induction heat-treated steel for exceptional durability and extended wear life.
- Manufacturing: Precision laser cutting and CNC machining ensure high accuracy and optimal performance.
- Enhanced Longevity: Designed to last significantly longer than conventional aluminium sprockets.


