REAR SPROCKET TWINRING JTX251.51GR, TWINSTAR ALLOY & STEEL
The core of the JT TwinStar is made from 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 for a sprocket that lasts up to six times longer than a standard 7075-T6 aluminium sprocket. This is a rear sprocket with model number JTX251.51GR. It is made of a combination of alloy and steel. The weight is 774 grams.
- SKU
- SR245-51.JT.TW
- Brand
- JT
- Availability
- In Stock (1)
FULL DESCRIPTION
JT TwinRing JTX251.51GR Rear Sprocket
Experience superior performance and longevity with the JT TwinRing JTX251.51GR rear sprocket. This innovative sprocket combines a lightweight, high-strength core with a durable steel outer ring for exceptional wear resistance.
Core Material: Precision-manufactured from aviation-grade Ergal 7075-T6 Aluminium for a lightweight yet robust construction.
Outer Ring: Features a heat-induction hardened steel outer ring, designed to provide up to six times the lifespan of a standard 7075-T6 aluminium sprocket.
Manufacturing Process: Utilizes state-of-the-art laser cutting and CNC machining for precision and accuracy.
Durable Construction: Engineered for demanding riding conditions, offering a balance of weight savings and extended durability.


