鋁合金車架
SHIMANO 21速變速系統
鋁合金車頭及車頭柱鋁合金座通
啤呤中軸
鋁合金V制
CST正新JET輪呔
 
SOLAR RT-21 Aluminum V-Brake Mountain Bike -20" or 24" or 26" - 21 Speed
 
Aluminum Frame
SHIMANO 21 Speed Drivetrain
Aluminum Handlebar & Stem & Seat Post
Bottom Bracket
Aluminum V-Brake
CST JET Tyres