Fitment: The dirt bike chain tensioner is compatible with Razor MX500/ MX650/ SX500 Mcgrath dirt rocket bike, RSF650 electric mini street bike Quality Material: This MX650 chain tensioner is made of premium metal material with anti-compression, deformation and anti-aging, it is not easy to rust or break and can be used for a long time Easy Installation: You can take the SX500 chain tensioner as a good replacement, and the chain adjuster is a very important part of your Razor dirt bikes. Long-term use without inspection and adjustment will cause the chain to become loose, so our chain tensioner can provide proper chain tension to ensure driving safety What you get: 1 * Dirt Bike Chain Tensioner, 1 * Spring, 1 * Nut Note: When installing on Razor SX500, you only need to slightly bend the spring to make it work. Please check as much as possible the item picture, model and size carefully. Or leave us messages for assistance Chain Adjuster Tensioner for Razor MX500 MX650 SX500 Dirt Rocket Electric Motocross Bike RSF650 Electric Mini Dirt Sport Street Bike.
Fit for all versions of Razor MX500 MX650 SX500 Dirt Rocket RSF650 Electric Mini Dirt Sport Bike.
Feature：
1.Long-term use without inspection and adjustment will cause the chain to become loose,so need to check and replace your chain adjuster regularly to ensure driving safety.
2.Chain Adjuster Tensioner easy to adjust, install and disassemble.No modification is required, just take off your broken or old tensioner and install the new replacement.
3.We have complete accessories in each package.
Fitment:
1.Versions of Razor MX500 MX650 SX500 Dirt Rocket.
2.Razor RSF650 Electric Mini Dirt Sport Bike.
Package Included:
1 x Chain Tensioner
1 x Spring
1 x Nut
—Please check as much as possible to the item picture, model and size carefully before purchasing.