Tough As Nails Chain Slider Tensioner Adjuster Roller Guide For ATV Go Kart 4 Wheeler 110cc 125cc 150cc 200cc 250cc With 420 428 530 Chain Compatibility Spring Loaded Heavy Duty Metal Construction For Popping Free Chains

Heavy-Duty Chain Slider Tensioner for ATVs and Go-Karts
✔️ Single unit; packs include 1 spare wheel and fits 420/428/530 chains

This rugged chain tensioner is designed to keep your drive chain properly tensioned and aligned on ATVs, go-karts, and other small four-wheelers that run 420, 428, or 530 pitch chains. It’s spring-loaded to maintain consistent tension and reduce chain popping under torque or rough terrain.

✅ Fitment: ATVs and Go-Karts using 420/428/530 chains (110cc-250cc)
✅ Spring-loaded tensioner prevents popping and sagging under load
✅ Size: aperture 10 mm (0.4 in); diameter 35 mm (1.38 in); width 34 mm (1.33 in)
✅ Package includes: 1 chain tensioner adjuster and 1 spare guide wheel
✅ Durable, thick metal construction resists bending and deformation

💡 What is a chain tensioner used for on ATVs and go-karts? A handy tool to keep drive chains tight, straight, and less prone to popping under load.

• Helps prevent chain derailment during acceleration and rough terrain
• Works with common chain pitches (420/428/530) used on small ATVs and go-karts
• Spring-loaded design maintains tension with minimal maintenance
• Easy to install on many Coolster and similar models