Package contents 1 x Bike headset kit (approx. 44 mm) Key specifications Model: Mountain bike 4444S Type: Thin semiintegrated headset (ZS44) Headset outer size: 44 mm Steerer compatibility: 11/8' (28.6 mm) Why this headset matters Restores smooth steering and reliable control by replacing worn or damaged headset components. Lightweight aluminium alloy construction reduces frontend weight without sacrificing strength, helping maintain responsive handling on trails and roads. Semiintegrated ZS44 design fits common 44 mm head tubes for a clean, lowprofile installation. What you get A single complete headset kit sized to fit ZS44 frames and 11/8' fork steerers. Durable, corrosionresistant aluminium alloy build for longlasting performance and reduced maintenance. Straightforward design that is easy to install and dependable in use. Benefits for riders Improved steering precision and bike feel after replacement or upgrade. Lower weight compared with heavier steel or heavier alloy headsets, beneficial for climbs and quick maneuvers. Robust construction suited for regular trail use and daily commuting. Typical use scenarios a worn or noisy headset on a mountain bike with a ZS44 head tube and 11/8' steerer. Upgrade an older bike to a lighter, more reliable headset for improved handling on crosscountry or trail rides. Install during a custom build or bike overhaul where a semiintegrated 44 mm headset is required. Compatibility checklist (confirm before ) Frame head tube: ZS44 / 44 mm outer Fork steerer: 11/8' (28.6 mm) Easy to install, reliable in performance, and built from aluminium alloy, the 4444S 44 mm ZS44 headset is a practical replacement or upgrade for compatible mountain bikes.