Model: OB-M404
29" full suspension Trail MTB frame
Size:17.5"/19"/20.5”
Rear Travel:130mm
Rear Shock:165*45mm trunnion mount 
(bushing kits spec upper 54*ф10, bottom 30*ф8mm)
Headtube:Tapered 1 1/8"- 1 1/2"
Weight: 2200g+50g(17.5")
Seatpost: ф31.6mm(37mm clamp)
Bottom Bracket: BSA-73mm
Max Tire Clearance: 29"*2.35"/27.5"*2.8'
Max Compatible Chainring: 34T
Front Derailleur: Single chainring 1x drivetrain system
Rotor：180mm
Dropout:12*148mm boost thru axle