Chris King, InSet 7 Headset Navy (44mm Straight Headtube, w/Tapered steerer) - GearHub Sports
INTERNAL TAPERED HEADSET (44mm x 56mm) w/STAINLESS BEARINGS
Amazon.com : VIARON Bike Headsets 34-34mm/44-44mm Fit for Straight Tube Frame Fork Star Nut Top Cap Mountain Bike Double Bearing Headset (Blue, 34-34mm) : Sports & Outdoors
Cane Creek, 110 ZS | External for 44mm Head Tube, Tapered Black ZS44/28.6|EC44/40 | CBI Bikes
Amazon.com : VIARON Bike Headsets Double Bearing Headsets 34 * 34mm/44 * 44mm/44 * 55mm/44 * 56mm Suitable for Straight and Tapered Mountain Bike Forks Star Nut Top Cap (Blue, 34-34mm) : Sports & Outdoors
mountain bike - Tapered fork into 44mm head tube? - Bicycles Stack Exchange
NINER FSA 44mm Mixed Taper Headset, black with Niner Decals, Top: ZS44/28.6, Bottom: EC44/40
RISK Bike 44mm Head Tube Frame Headset For 1-1/8 to 1.5" Tapered Fork Steerer B | eBay
NINER FSA 44mm Mixed Taper Headset, black with Niner Decals, Top: ZS44/28.6, Bottom: EC44/40