REAR SPROCKET TWINSTAR ALLOY & STEEL, JTX897.52GR
The JT TwinStar sprocket features a core made from lightweight aviation-grade Ergal 7075-T6 Aluminium, precision manufactured using state-of-the-art laser cutting and CNC machining. The steel outer ring is heat-induction hardened for enhanced durability, offering up to six times longer life than a standard 7075-T6 aluminium sprocket. This is a rear sprocket with model number JTX897.52GR. It weighs 808 grams.
- SKU
- SR990-52.JT.TW
- Brand
- JT
- Availability
- In Stock (2)
FULL DESCRIPTION
JT TwinStar Rear Sprocket
Experience superior durability and performance with the JT TwinStar rear sprocket. This innovative sprocket combines a lightweight, precision-machined Ergal 7075-T6 aluminum core with a heat-induction hardened steel outer ring.
The advanced construction ensures a lifespan up to six times longer than standard 7075-T6 aluminum sprockets, providing exceptional longevity and value.
- Material: Aviation grade Ergal 7075-T6 Aluminium core with a heat-induction hardened steel outer ring.
- Manufacturing: Precision laser cutting and CNC machining.
- Durability: Steel outer ring offers significantly extended wear life compared to all-aluminum sprockets.


