GENERAL INFORMATION

Strummer® Solidset™ 5.4 is a simple high-quality semi-integrated threadless headset (also known as zero stack) for bicycles with straight (non-tapered) fork.

CUPS & BEARINGS

Each cup is manufacturing using 6061 aluminum alloy, T6 heat treated, then precision CNC machined, resulting in a smooth and stable surface for the bearings to sit on.

The sealed bearings used in this headsets adhere to JIS Standard, uses high carbon chromium steel bearings. After heat treatment, the bearings produced has a high hardness, uniform surface, good stability, and corrosion resistance.

ANTI WEATHER DESIGN

The top cover of the headset features an O-Ring to prevent water ingress into the bearings. Bolts on the star nut cover are also covered with rubber to further prevent water ingress.

Dust cover is also used on the top cover of the headset. This prevents grime buildup in the components.

Specifications

Upper Diameters (Outer/Inner): 44 / 28.6 mm

Lower Diameters (Outer/Inner): 44 / 30 mm

Materials: AL6061-T6, AL7075-T6, Rubber, Nylon, High-carbon Chromium Steel Bearings

Bearings: JIS Standard, High-carbon Chromium Steel Bearings, Angular Contact, Sealed

Top Cover Height: 5.4 mm

Stack Height: 9.1 mm

Compatibility

Not an exhaustive list. Use this list as a general guide. Please double check size before purchase.

POLYGON

Strattos S3 (2022)