front/Chang Star 879AG cantilever rear brakes, Chang Star 257A levers
Cockpit & contact points
Headset
1" Tien Hsin TH-404
Handlebar
BMX chromoly
Handlebar extensions
N/A
Stem
Free Agent 4-bolt alloy
Saddle
Velo VL-229
Seatpost
Polygon PM-312, 26.0 mm diameter
Wheels & tires
Rims
Weinmann 4019, 36-hole
Spokes
Steel, 2.0mm straight gauge
Spoke nipples
Brass nipples
Front tire
Front: 20 x 2.125" Cheng Shin Comp III type, Rear: 20 x 1.75" Cheng Shin Comp III type
Wheel size
20" wheels
Geometry · Legacy reference
Top tube
533 mm
Head-tube angle
74°
Seat-tube angle
72°
Chainstay / rear center
389 mm
Wheelbase
958 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.