EK/PBR 520MRD7 Chain Kit 13/50 - Ultra-Light Sprocket
Designed for motocross use, this chain kit combines a high-strength 520 chain and an ultra-light aluminum sprocket to reduce unsprung mass without sacrificing durability. Gold/Gold finish for a sleek look on your bike and good resistance to muddy and abrasive conditions encountered in competition.
- Type: 520 Chain Kit (sprocket 13 / sprocket 50)
- Number of links: 116
- Pitch: 520
- Sprocket material: Aluminum (ultra-light)
- Color: Gold/Gold
- Relative lifespan: 450 (reference for 100 links)
- Weight: 1.47 kg / 100 links
This kit is aimed at riders who want a lightweight and durable transmission, ready to withstand the traction and abrasion typical of off-road riding. The aluminum sprocket lightens the overall setup to improve engine response and facilitate handling of the bike in motocross, while remaining compatible with standard adjustments and tensioners.
Notable compatibility: suitable for KTM 125 SX (2017, 2018, 2019). Before installation, check the number of links and alignment for optimal operation and ensure regular lubrication.