REAR SPROCKET TWINRING YAM, RENTHAL 1500-520-50GPSI JTR251
REAR SPROCKET TWINRING YAM, RENTHAL 1500-520-50GPSI JTR251. The Renthal Twin Ring chain wheel rear sprocket is the longest lasting and most durable off-road sprocket available, developed over 5 years. Its unique flat face design keeps weight to a minimum and makes the TwinRing as narrow as a regular chainwheel. The inner ring is made from high strength Ultralight 7075 T6 Aluminium. The outer ring is Electroless Nickel Coated steel. The outer ring is expanded at 200 °C and then fitted to the inner, creating a permanent bond for the life of the sprocket.
- SKU
- SR245-50.REN.TR.SI
- Brand
- Renthal
- Availability
- In Stock (6)
FULL DESCRIPTION
Renthal Twin Ring Rear Sprocket
The Renthal Twin Ring is designed for ultimate durability and longevity, making it the longest-lasting off-road sprocket available. Developed over five years, this sprocket offers superior performance for demanding riding conditions.
Key Features:
- Durable Construction: Combines a high-strength Ultralight 7075 T6 Aluminium inner ring with an Electroless Nickel Coated steel outer ring for maximum wear resistance.
- Permanent Bond: The outer ring is expanded at 200°C and fitted to the inner ring, creating a permanent, lifelong bond.
- Lightweight Design: Features a unique flat face design that minimizes weight, ensuring the Twin Ring is as narrow as a standard chainwheel.
- Premium Materials: Utilizes top-quality materials for exceptional strength and a prolonged lifespan.


