Features: Material: Motorcycle chain adjuster is made of high quality iron, anti-compression and deformation, anti-aging, not easy to rust, not easy to break, strong and durable. Easy to install: No complicated operation, comes with screws, easy to install and remove, can be quickly installed on the chain in a short time. Excellent workmanship: It is measured and manufactured by the standard, the size specification is perfectly matched with the motorcycle, reliable performance, old or bad chain tensioner is easy to replace, it is an ideal motorcycle accessory. Easy adjustment: With this chain adjuster, you can easily adjust the chain tension to make it turn smoothly and hold your wheel precisely when tightening the chain. Applicable models: The chain shaft adjuster is practical and compatible for Yamaha Banshee 350 1987-2006, Blaster 200 1988-2006, Warrior 350 1989-2005, Raptor 350 2005-2016, Breeze 1989-2004, Grizzly 125 2004-2013, Tri-Z YTZ250 1985-1986 models.Specification: Product name: Motorcycle chain tensioner Material: Iron Colour: Silver Size about: Length 7.1cm or 2.7 inch Package size: 14cmx12cmx3cm or 5.5 inch x 4.7 inch x 1.1 inch (length x width x height) Weight about: 165g or 5.8 OZFitment: For Yamaha Banshee 350 1987-2006 For Yamaha Blaster 200 1988-2006 For Yamaha Warrior 350 1989-2005 For Yamaha Raptor 350 2005-2016 For Yamaha Breeze 1989-2004 For Yamaha Grizzly 125 2004-2013 For Yamaha Tri-Z YTZ250 1985-1986