... saddle 1.the leather with the high quality and with best pigment 2.guarantee the delivery time ... 1.5/1.8/2.0mm4.slat spring: with double slat spring and dia is 6.5/6.7 mm5 ... moutain bicycle,city bicycle. and parts of bicycle and mountain bike such as:chain-wheel and crank,bicycle saddle,middle ... wheel,brake cable,chain,brake lever,brake shoes,tyre and tube,mudguard,side stand,chain adjuster,steel ball, ...