EK CHAIN JT 420SH 11/52 - Standard Rear Sprocket Chain kitRIEJU 50 MRT 50 ENDURO - 2009 - 2013Ref : EKC03149A / 3067817

This complete kit combines the EK 420SH chain (with O-ring seals) with a JT steel front sprocket and a steel rear sprocket. Designed for small displacement bikes and urban use, it offers a simple and robust solution for replacing the sprocket/chain/sprocket set.

• Chain Type: EK 420SH with O-ring for protected lubrication
• Pitch: 420
• Number of Links: 132
• Roller Width: 6.35 mm
• Tensile Strength: 8,000 N (suitable for bikes up to ~30 HP)
• Weight: 0.91 kg for 100 links
• Materials: high-strength steel chain and sprockets
• Relative Lifespan: value 200 (for 100 links, manufacturer data)

• Complete Replacement: front sprocket, rear sprocket, and chain provided for a coherent installation.
• Easy Maintenance: O-ring seals limit lubricant loss and premature wear.
• Steel Components: robustness and longevity for road and urban use, as well as for light off-road applications.

Check dimensional compatibility with your model before ordering. Common application examples: RIEJU MRT 50 ENDURO (2011–2013). Installation and adjustment recommended by a professional to ensure correct tension and optimal lifespan.