RK M420 420 Chain (86 Link - Silver) – Fits CT70 K1–1982

RK M420 420 Chain (86 Link – Silver)
This is a standard-strength 420 chain used on Honda CT70 K1–1982 models running the original 15/35 gearing. RK’s M420 line is known for reliability, smooth operation, and long service life—perfect for stock and lightly-modified mini bikes.

Rated for engines up to 125cc, this chain is a great fit for CT70 riders who want dependable performance without the extra weight or cost of heavy-duty race chains.

Features

• Heat-treated medium-carbon alloy steel construction
• All components are heat-treated and shot-peened for added strength and reduced wear
• Four-point riveted pins with solid rollers for durability
• Includes clip-style master link
• 86-link length fits CT70 K1–1982 with stock sprockets (15T front / 35T rear)

If you’re restoring, servicing, or simply refreshing your drivetrain, this is the correct OEM-length replacement chain for all CT70 models from K1 through 1982.