Cane Creek Hellbender 70 Headset - ZS56/28.6/H8 Upper | ZS56/40 Lower Tapered BLKCane Creek Hellbender 70 Headset ZS56 28. 6 H8 Upper ZS56 40 Lower Tapered Black. Cane Creek Hellbender 70 headset is designed to bridge the gap between the 50 series and 110 series headsets. Hellbender 70 has all the design characteristics sealing elements and stainless steel Hellbender bearings found on a premium 110 series headset at a price closer to a 50 series. With a cleaner aesthetic Hellbender 70 offers a very high level of durability with a