Variable Speed Mountain Bike

功能：车架：高碳钢车架；前叉：38管避震前叉；碟刹：爱马斯AM-03碟刹；花鼓：阳极大卡培林花鼓；车圈：铝合金车圈；飞轮：18T单速飞轮；中轴：一体防尘密封中轴；闸把：半铝闸把；轮胎：吉路尔外胎+三元内胎；包装：箱装

Functions：High carbon steel frame；Front fork: 38-tube suspension front fork；Disc brake: Amas AM-03 disc brake；Hub: Anodized large cassette bearing hub；Rim: Aluminum alloy rim；Cassette: 18T single speed cassette；Bottom bracket: Integrated dustproof sealed bottom bracket；Brake lever: Half-aluminum brake lever；Tires: Jilu'er outer tire + ternary rubber inner tube；Packing: Carton packaging

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选配/Optional Accessories：18inch/20inch/22inch

装箱数pcs/ctn:1pcs