Description

Fischer RC4 Free 120 MV BOA 2026 Ski Boots

The Fischer RC4 Free 120 MV BOA 2026 is a high-performance freeride and all-mountain ski boot designed for advanced to expert skiers who demand maximum precision, responsiveness, and uphill efficiency. With a stiff 120 flex and mid-volume fit, this boot combines downhill power with the freedom of movement required for touring, while the BOA® Fit System and VACUUM shell technology ensure a fully customized and secure fit.

Key Features:

• Flex Rating: 120 — stiff flex designed for aggressive skiing and high-speed performance.
• Last Width: 100 mm medium-volume fit — accommodates most foot shapes while maintaining precise control.
• BOA® Fit System: Micro-adjustable dial system provides even pressure distribution for a secure, precise wrap around the foot and cuff.
• VACUUM Fit Technology: Heat-moldable shell adapts perfectly to your foot shape, offering a personalized fit and improved comfort.
• RC4 Vacuum Fit Liner: Anatomically shaped liner with memory foam ensures support, warmth, and comfort throughout the day.
• Free Touring Design: Walk mode with wide range of motion for uphill efficiency and reduced fatigue during skinning or traverses.
• Shell Construction: High-quality PU shell and cuff provide precise energy transfer, consistent flex, and durability on the descent.
• GripWalk Soles: Optimized for walking comfort and traction, fully compatible with GripWalk bindings.

Performance & Feel:

The RC4 Free 120 MV BOA combines downhill stiffness with touring freedom. The stiff flex delivers responsive edge control and precision at high speeds, while the walk mode and lightweight construction improve uphill mobility. The BOA® system and VACUUM shell provide a snug, pressure-free fit that enhances energy transfer without sacrificing comfort. ([fischersports.com](https://www.fischersports.com/rc4-free-120-mv-boa/9002973190376))

Ideal For:

Advanced to expert skiers who want a high-performance freeride/all-mountain boot with strong downhill power and efficient uphill mobility. Perfect for skiers who split their time between resort runs and backcountry touring.

Things to Consider:

The stiff 120 flex is not recommended for beginners or lightweight skiers. Professional fitting and heat molding are advised to maximize comfort and performance.