ALPINESTARS Stella SMX-6 V3 Drystar® Boots Black/White - US Brand_Did Superfinish piston pin reduces friction

Superfinish piston pin reduces friction and improves scuff resistance

Optimized tread block spacing for increased grip on hard terrain and better puncture resistance

Provides better forward bite

00 mm Engine Type 2-Stroke Piston Diameter 63

ALPINESTARS Stella SMX-6 V3 Drystar® Boots Black/White - US Brand_Did Superfinish piston pin reduces frictionFeatures Dedicated female fit for optimal riding comfort Packed with a host of innovative safety and protective features, they are the ultimate track and street performance riding boots packed with race derived technology and protective materials designed to give riders a crucial performance edge on the track or street Precision engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility and improved walking