Chromoly main triangle / hi-tensile steel rear stays
Fork
SR DuoTrack 7005
Fork material
Aluminum, chromoly, triple-clamp crown
Drivetrain
Component group
Shimano Tourney TY-20
Shifters
Grip Shift MRX-100
Front derailleur
Shimano Tourney, bottom-pull/clamp-on 28.6 mm
Rear derailleur
Shimano AceraX
Crankset
SR alloy, 28/38/48 teeth
Rear cogs
7-speed, 11 - 28 teeth
Chain
KMC HP-70, 1/2 x 3/32"
Pedals
Wellgo resin body/steel cage
Brakes
Brakes
Shimano Altus C90 brakes, Chang Star 271 levers
Cockpit & contact points
Headset
1 1/8" OV850
Handlebar
Steel
Handlebar extensions
Not included
Stem
Steel
Saddle
Fisher Supersoft
Seatpost
Steel, 26.6 mm diameter
Wheels & tires
Hubs
Joy Tech SF nutted
Rims
Weinmann 4019, 36-hole
Spokes
Steel, 2.0 mm straight gauge
Spoke nipples
Brass nipples
Front tire
24 x 2.10" Maxxis
Wheel size
24" wheels
Geometry · Legacy reference
Top tube
525 mm
Head-tube angle
70.5°
Seat-tube angle
74.5°
Chainstay / rear center
394 mm
Wheelbase
981 mm
Fork offset / rake
43 mm
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 22, 2026.