Shimano Tourney TY-22, bottom-pull/clamp-on 28.6 mm
Rear derailleur
Shimano Tourney TY-22
Crankset
Prowheel 3-piece alloy, 24/34/42 teeth
Bottom bracket
Tien Hsin, 110 mm spindle
BB shell width
68mm English
Rear cogs
7-speed, 12 - 28 teeth
Chain
Taya TB-500, 1/2 x 3/32"
Pedals
Fasten NWL-90K
Brakes
Brakes
Logan cantilever brakes, Logan levers
Cockpit & contact points
Headset
1" Tien Hsin
Handlebar
Wei Hau
Handlebar extensions
Not included
Stem
Wei Hau
Saddle
Velo
Seatpost
Steel, 25.4 mm diameter
Wheels & tires
Rims
Rigida AS-26, 36-hole
Spokes
Ta Sen steel, 2.0mm straight gauge
Spoke nipples
Brass nipples
Front tire
26 x 1.90" Duro HF-822
Wheel size
26" wheels
Geometry · Legacy reference
Top tube
558.8 mm
Head-tube angle
71°
Seat-tube angle
72°
Chainstay / rear center
431.8 mm
Wheelbase
1066.8 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 9, 2026.