ALPINESTARS Tech 10 Boots - Blue - US 9 2010020-713-9 Backrest Insert This FZ07 exhaust system was

This FZ07 exhaust system was developed using the same technology that has powered Monster Energy Graves Yamaha riders to 6 consecutive Moto America / AMA Superbike championships along with numerous 600cc titles This product is intended for closed course competiton use only

With the cores in you get a great

cylindrical 3-1/2" muffler body in addition to the megaphone style of the original PowerPro Delicately machined chromed billet tip Internal cooling technology for non-bluing muffler body Double-insulated body Removable baffle Made in the U

Internal mesh inserts on collar and cuffs for improved comfort and airflow

ceramic-based black paint

ALPINESTARS Tech 10 Boots - Blue - US 9 2010020-713-9 Backrest Insert This FZ07 exhaust system wasCombines dual front and rear blade connectors Provides a complete and seamless flexion control system, from the foot shell all the way up to the shin plate Engineered to 'float' freely between the lower and upper boot construction Asymmetrical, dual pivot arms on boot frame A unique feature is the ankle control system developed in the outer shell construction, allowing natural ankle movement, vertical compression control and improved impact protection