Shimano Tourney TY-30, bottom-pull/clamp-on 28.6 mm
Rear derailleur
Shimano AceraX
Crankset
SR CW-XR05, 28/38/48 teeth
Bottom bracket
Yst
BB shell width
68mm English
Rear cogs
7-speed, 13 - 28 teeth
Chain
KMC SS-70, 1/2 x 3/32"
Pedals
Victor VP-893N
Brakes
Brakes
Shimano Altus brakes, Chang Star 274A levers
Cockpit & contact points
Headset
1" Tien Hsin TH-390
Handlebar
MTB steel
Handlebar extensions
Not included
Stem
MTB 30900-1
Saddle
Viscount FS9200
Seatpost
Kalloy SP-200, 26.6 mm diameter
Wheels & tires
Rims
Alesa, 36-hole
Spokes
Steel, 2.0mm straight gauge
Spoke nipples
Brass nipples
Front tire
24 x 1.50" Kenda K-850
Wheel size
24" wheels
Geometry · Legacy reference
Top tube
550 mm
Head-tube angle
71°
Seat-tube angle
73°
Chainstay / rear center
430 mm
Wheelbase
1047 mm
Fork offset / rake
45 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 9, 2026.