Shift Alpha Boa 120 26/27

Developed with athletes who demand maximum downhill performance with minimal compromise on the climb, the Shift Alpha Boa® 120 delivers power, precision and a fully customized fit. The Freespine ensures direct energy transfer between cuff and shell, while the Exobelt and Boa® Fit System offer micro-adjustable foothold that keeps you locked in. 

• Flex Level (50 = soft, 140 = responsive)
  • 120
• Last
  • Narrow (98)
• Liner
  • Custom Fit™ Freeride 4D Race: An instantly-fitting pre-shaped liner featuring cushier foams and easy-to-adapt outside placement of the Talyn® fabric with an elastic toe that box gives more 
    forefoot space.
  • Walk function
  • Lace loops
• Construction
  • Boot Shell
    • Custom Shell™ HD: The Custom Shell™ HD process lets bootfitters personalize to the boot’s lower shell in 10 minutes while thin wall construction and new materials keep the foot closer to the shell.
    • Exobelt: The strong textile/plastic fastener and BOA® Fit System brings remarkable heel hold and prevents blisters during ascents, while ensuring precision and power during descents.
    • Polyurethane: A material with consistent density that ensures perfect wrapping, reliable progressivity and good power transmission.
    • Lowtech inserts in rear and front 
  • Cuff
    
    • Frictionless pivots: Polymer bushings provide a completely natural cuff rotation for effortless movements on the way up.
    • Twinlock mechanism: This redesigned SkiWalk and FreeSpine offer a wide range of motion and progressive alpine flex, while the horizontal closing position prioritizes safety and durability.
    • Polyolefin and Cross-linked Polyethylene
    • Freespine: This extremely sturdy plastic bar on the back of the boot links the cuff and lower shell to add a layer of reliable alpine progressivity to your freeride comfort.
• Footbed
  • Light footbed: Slightly shaped, lightweight footbed made of special, lighter foams.
• Buckles
  •  2 Screwed Aluminium Buckles, 1 Screwed Boa® Fit System, 2 Hiking Hook
• Power Strap
  • Riveted Energyzer Velcro 45 mm 
• Special Features
  
  • Gripwalk premounted ISO 5355: Gripwalk pads are premounted and their specific shape offers improved walking comfort and more grip no matter the conditions.
  • 1 screwed BOA® Fit System: The BOA® Fit System delivers micro-adjustable, precision fit engineered to perform in the toughest conditions. It also offers superior heel hold and edge-to-edge control.
• Weight
  • 3lb 14oz (Per Boot)