Zipp 1ZERO HITOP S Mountain Bike Wheels Wahoo+ZWIFTJulySale the Ventral Air SPIN ensures

the Ventral Air SPIN ensures a supreme cooling effect over the whole head

T-Ratchet + T-Torque combines two highly versatile tools to form a powerful force for good

This layer is designed to rotate inside the helmet with the aim of potentially slowing or reducing the amount of energy transferred to or from the head

Integrated Rail Design relieves pressure points and increases compliance

440+10mm (c-c)125mm drop

Zipp 1ZERO HITOP S Mountain Bike Wheels Wahoo+ZWIFTJulySale the Ventral Air SPIN ensuresThe 1Zero HiTop S wheelset melds high value with high performance for a better and faster ride. Trail compliance is vital, with modern cross country courses becoming rougher and more challenging. No longer is it good enough for an XC wheelset to be stiff above all else. Instead, a wheelset should feel alive confidence. The 1ZERO HITOP S features the dependable ZM 900 hubset. Features 1Zero HiTop S carbon rim with Zipps proprietary HITOP Technology for