Black Diamond O1+O2+O3 Cartridges ,

Optimize your binding stiffness for your tele skiing style. Cartridges include an easy-to-read tension indicator. For O1 Binding: Standard fits boot sole lengths 294-360 mm (fits BD boots 25 and up) Small fits boot sole lengths 265-294 mm (fits BD boots 24.5 and below) For O2 Binding: Standard fits boot sole lengths over 305 mm (fits BD boots 26 and up) Small fits boot sole lengths 280-305 mm (fits BD boots 24-25.5) For O3 Binding: One size (standard) cartridge fits boot sole lengths 280-350 mm (fits BD boots 24-30.5)ld in sets of four.

Features of Black Diamond O1+O2+O3 Cartridges:

• FreeFlex Cartidges - An active, but soft feel. Two sizes: standard and small
• MidStiff Cartidges - A stiffer system when paired with the O1 or O2, but worth it on every turn. Two sizes: standard and small
• Ridiculously Stiff Cartidges - Designed for power based skiers with big boots - one size