JT. 420HDR 12 - 50 126 Chain kitMBK 50 X-LIMIT SUPERMOTARD - 2002Ref : JTC01821A / 3055777

Designed for urban riders seeking a reliable transmission, this JT kit includes the 420HDR O-ring chain, a 12-tooth front sprocket, and a 50-tooth rear sprocket, delivered with 126 links. Assembled from high-strength steel, the set features a black/steel finish that visually withstands daily wear and tear.

• 420HDR O-ring chain: Super reinforced, with O-ring seals to maintain internal lubrication and limit wear on rollers and pins.
• Steel components: Sprocket and chainring machined from steel for good durability against torque demands and abrasion.
• Indicative weight: 0.74 kg for 100 links, useful for estimating mass based on the number of links installed.
• Compatibility pitch 420: Designed to work in perfect harmony with the 420HDR chain, ensuring efficient power transfer.
• Easy maintenance: The O-rings extend intervals between lubrication and limit internal corrosion.

Ideal for urban and light road use. Perfect for scooters and small displacement bikes — among common models: MBK X-LIMIT Supermotard (2002 - 50 cc).