Shimano Tourney TY-22 top-swing, bottom-pull/clamp-on 28.6 mm
Rear derailleur
Shimano Tourney TY-22
Crankset
Prowheel S-355, 28/38/48 teeth
Bottom bracket
YST BB 612, 122.5 mm spindle
BB shell width
68mm English
Rear cogs
6-speed, 14 - 28 teeth
Chain
KMC UG-30, 1/2 x 3/32"
Pedals
Wellgo LU-895N
Brakes
Brakes
Guan Chih N888P brakes, Guan Chih N394BP levers
Cockpit & contact points
Headset
1" YST 663EB
Handlebar
Hsin Lung MTB 110
Handlebar extensions
N/A
Stem
Jye Chen JC80U
Saddle
Velo VL-244
Seatpost
Kalloy SP-200, 25.4 mm diameter
Wheels & tires
Hubs
Front: Jou Yu JY-414 Q/R, Rear: Joy Tech JY-434
Rims
Kin Lin RT-6n, 36-hole
Spokes
Stainless steel, 2.0mm straight gauge
Spoke nipples
Brass nipples
Front tire
24 x 2.10" Kenda K-816
Wheel size
24" wheels
Geometry · Legacy reference
Top tube
495.3 mm
Head-tube angle
71°
Seat-tube angle
73°
Chainstay / rear center
424.2 mm
Wheelbase
990.6 mm
Fork offset / rake
43.2 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.