ALPINESTARS Tech 10 Boots - Blue - US 9 2010020-713-9 Speedster Short 909 Exhaust System Bridged double top-rear vent for

Bridged double top-rear vent for the Quantum-X and Signet-X helmets

solderless heat shrink wire connectors come in four different sizes: yellow (AWG 12-10)

Pre-contoured sleeves with accordion stretch panels on elbows for improved riding performance

Made from stout 1-1/2" diameter thick-wall steel with heavy-duty welded flanges

Will not fit over aftermarket third party

ALPINESTARS Tech 10 Boots - Blue - US 9 2010020-713-9 Speedster Short 909 Exhaust System Bridged double top-rear vent forCombines 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