EK/PBR 520SRX2 Chain Kit 13/50 - ultra-light sprocket: a kit designed for motocross riders seeking a reliable and compact transmission. This kit combines a 520 pitch chain with a 13-tooth sprocket and an ultra-light aluminum 50-tooth sprocket, all presented in a gold/gold finish for a sleek look on your swingarm.
- Type: 520 Chain Kit (EK/PBR SRX2)
- Number of links: 116
- Sprocket / Sprocket: 13 / 50
- Sprocket material: Aluminum (ultra-light)
- Color: Gold / Gold
- Relative lifespan: 3300 (for 100 links)
- Weight: 1.54 kg / 100 links
Designed for motocross use, this chain kit is suitable for replacements after wear or seasonal preparations. The aluminum sprocket reduces rotating weight without altering the original tooth profile, while the SRX2 chain offers a proven construction for final transmission. Ideal for machines like the KTM 125 XC-W (2017, 2018, 2019) 125 cc — always check for exact compatibility with your model before installation.
Note: Manufacturer reference not provided. Installation recommended in a workshop if you are not equipped for chain installation and tension adjustment.