Deluxe Engine Mounted Spring-Loaded Chain Tensioner With Ball Bearing Sprocket

This chain tensioner mounts directly over the drive sprocket cover on your 2-stroke engine. Featuring a fully adjustable spring-loaded design, this tensioner will maintain constant pressure for your engine drive chain and provide superior slip free chain tracking with the ball bearing sprocket.

• Engine Mount Spring Tensioner Assembly
• 10-tooth Sprocket
• Tension Spring
• Tensioner Hardware

Note: 415 engine drive chain length may need to be shortened to achieve proper tension, our 415 Chain Breaker (Item # ENGJL-415CB) is recommended. Due to a conflict with the seat post tube engine mounting hardware it is not recommended to use the innermost adjustment hole for tensioner sprocket.