HUBS
S2 Duomatic

Specs for 160mm Axle

• Hub Shell Material - 6061 Aluminum
• Axle Diameter - 13/32” Slotted
• Axle Length - 160mm
• Over Locknut Dimension - 120mm
• Right Axle Protrusion Length - 20mm
• Left Axle Protrusion Length - 20mm
• Spoke Holes - 36
• Pitch Circle Diameter - 67mm
• Center to Flange Right - 28.3mm
• Center to Flange Left - 28.3mm
• Flange Width - 53mm
• Spoke Compatibility - 13g or 14g
• Sprocket Teeth - 13T through 22T
• Chain Line: 1/8” Flat 42.7mm
• Chain Line: 1/8” Dished 40.9mm, 44.5mm
• Chain Line: 3/32” Flat 42.3mm, 43.1mm
• Chain Line: 3/32” Dished 40.6mm, 44.8mm

• Weight - 930g

Specs for 148mm Axle

• Hub Shell Material - 6061 Aluminum
• Axle Diameter - 13/32” Slotted
• Axle Length - 148mm
• Over Locknut Dimension - 110mm
• Right Axle Protrusion Length - 19mm
• Left Axle Protrusion Length - 19mm
• Spoke Holes - 36
• Pitch Circle Diameter - 67mm
• Center to Flange Right - 26.5mm
• Center to Flange Left - 30.1mm
• Flange Width - 53mm
• Spoke Compatibility - 13g or 14g
• Sprocket Teeth - 13T through 22T
• Chain Line: 1/8” Flat 41.1mm
• Chain Line: 1/8” Dished 39.3mm, 42.9mm
• Chain Line: 3/32” Flat 40.7mm, 41.5mm
• Chain Line: 3/32” Dished 39mm, 43.2mm

• Weight - 920g

Gear Ratio

• Overall Range - 138%
• Gear 1 - 100% Direct Drive
• Gear 2 - 138% (+)38% (Gear 1 + 38%)