Compatible with:Coleman B200R B200 B200RSV RT200 RB200 CT200U CT200UEX BT200X Mini Bike; Realtree RT200; Mega moto B212 212MAX Mini Bike Rear wheel Sprocket
Standard 3+4 hole position:40T 3+4 hole rear sprocket fits #40, #41 and #420 chains.Precision-cut gear teeth ensure smooth power transmission, reduce chain wear, and effectively protect the drive system.
Heavy-Duty Rustproof Build:Made of high-strength carbon steel with premium gold zinc plating. Resists heavy load, high RPM, rust and corrosion for long-term all-weather durability
Smooth High‑Speed Performance:Optimized gear ratio delivers steady power output and responsive acceleration. Perfect for daily riding and racing scenarios
Easy Direct Installation:Standard hole design fits original hub perfectly. No special tools or modification required for quick and hassle-free installation.We also offer professional after-sales support to solve any product problems for you.