Sealed cartridge bearing and bushing in an alloy cartridge
made in Vermont
Wall Thickess 4 Flat Protection Thorn Resistant Weight 450 Shaft Type Smooth ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm) 42 ISO Width (mm) 43 ISO Width (mm) 44 ISO Width (mm) 45 ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 ISO Diameter 406 / 20" BMX keyword search Quantity Break Valve Core Removable Labeled Size 20 x 1
(mm) 31 Material Steel Thickness 7
}DeFeet Woolie Boolie D-Logo Socks - 1 inch Charcoal X-Large
2026 Specialized Sirrus X 1.0 Km Bike Gloss Solidity Metallic / Dolomite Frost Reflective M gloss purple tint fades over carbon / chrome Sealed cartridge bearing and bushingOffering an unprecedented combination of comfort, efficiency, and nimble handling, the Sirrus X excels on pavement, dirt, and any terrain in between. SMOOTH, COMFORTABLE, AND EFFICIENT: Sirrus X provides the smoothest ride in its class. With bigger, confidence inspiring tires, a slightly more upright riding position, and a super intuitive one by drivetrain. RIDER FIRST ENGINEERED: Like all Specialized performance bikes, the geometry of each frame is