Cane Creek Slamset Headset - Zero Stack 44/28.6, Zero Stack 56/40 – Grit Cycles
Amazon.com : CANE CREEK 40 Series Semi-Integrated : Bike Headsets And Accessories : Sports & Outdoors
Mountain Bicycle 34/44/44-55/44-56mm Headset 1-1/8 MTB Road Bike Threadless Double Sealed Headset with Top Cap Aluminium Alloy Bike Front Fork Stem Headset Replacement Bike Accessory - Walmart.com
Wolf Tooth GeoShift Performance Angle Headset - 1 Deg, Short, ZS44/ZS56, Black - Walmart.com
Cane Creek 40 Zero Stack 44/56mm Headset BAA0533K -BikeCo.com