EK/PBR 420SR Chain Kit 15/45 - Standard Sprocket
Designed for urban use and small displacement motorcycles, this EK CHAIN 420SR kit combines a thermally treated SR chain with a standard steel sprocket. The SR series maintains its flexibility even after prolonged use thanks to a specialized thermal treatment of the plates, which enhances durability and strength without unverified technical claims.
- Pitch: 420
- Number of Links: 120
- Kit: 15-tooth sprocket / 45-tooth sprocket (standard steel sprocket)
- Color: steel / steel
- Weight: 0.75 kg for 100 links
- Life Expectancy Index (100 links): 200
Ideal for commuters and urban riders seeking a reliable and easy-to-maintain transmission. Classic installation and adjustment: check the tension and regularly lubricate the chain to preserve the entire system. Particularly suitable for lightweight models such as the HONDA MTX 80 RS and MTX 80 RF (1983, 80 cc) — verify compatibility with your model before ordering.
