Replacement for Razor Dirt Bike: This #25 drive chain 132 link is compatible with Razor MX650 MX500 SX500 RSF650 SX650 XRF500 dirt rocket electric motocross pit bike off-road scooter moped mini moto motorcycle Drive Chain Upgrade Kit: The 25h chain upgrade kit comes with a full 25h chain 132 link, 10 master links, a chain link removal tool, chain tensioner and an extra 13T motor sprocket. The drive chain improves the mechanical performance of the dirt bike. The pitch of the chain and sprocket is perfectly embedded, making the connecting parts of the motocross form a compact whole, thus enhancing the performance and efficiency of the whole bike Heavy Duty Chain Parts: Our drive chain and sprockets use high-strength steel alloys and heat-treating techniques with higher tensile strength, which is not easy to break, durable and wear-resistant, ensuring long-lasting reliability. The 25H 13 teeth motor sprocket helps tune the motocross and is faster Chain Breaker & Chain Tensioner: This chain is well built. The chain breaker works nicely and easily to break the chain where it needs. The chain tensioner is an important part of the drive system. The chain tensioner has bearings, spring and lock nut, which can avoid the chain from loosening and falling off, ensure chain tension and alignment, and extend the chain life Easy to Install: The drive chain comes pre-installed with chains, and additional master links are provided if you need to add links. Simple to install and easy to disassemble. Regular inspection and maintenance of your motorcycle's drive chain is critical to maintaining the performance and safety of your motorcycle 25H Chain 132 Link Drive, Chain Tensioner, Chain Breaker and 25H Chain 13T Teeth Motor Sprocket Kit Compatible with Razor MX650 MX500 SX500 RSF650 Electric Dirt Bike Rocket Off Road Motocross Mini Scooter Moped Parts

Compatible with Razor MX650 MX500 SX500 RSF650 SX650 XRF500 Dirt Rocket Electric Motocross Pit Bike Off-Road Scooter Moped Mini Moto Motorcycle

Chain Breaker: This chain is well built. The chain breaker works nicely and easily to break the chain where it needs it.

Chain Tensioner: The chain tensioner is an important part of the drive system. The dirt bike chain tensioner has bearings, spring and lock nut, which can prevent the chain from loosening and falling off, ensure chain tensioning and alignment, and , extend the chain life

25H Motor Sprocket: The 25H sprocket is very sturdy, lightweight and small in size. It helps tune the motocross and is faster. This motor sprocket has 13 teeth and can only be used with 25h chain, not T8F chains

Package Including: 1 x 25H 132 Links Chain, 10 x 25H Master Link, 1 x 25H Chain 13T Motor Sprocket, 1 x Chain Breaker Tool,1 x Chain Tensioner, 1 x Spring, 1 x Nut