Through Authenticate 
Specification :
* 30kgs, 450mm (dia.) CNC steel flywheel
* Sturdy oval tube construction
* With axle cover and sweat fender to avoid rusting on axle and flywheel
* Emergency v-brake with tension controller
* Front / rear cro-moly axles
* Quiet 5K poly belt drive, fixed wheel system
* 5-arm steel made heavy duty cranks
* 6 ranges height adjustable front post
* Horizontal micro adjustable seat / handlebar
* 11 ranges height adjustable seat post
* Pu transport wheel for easy movement
* With water bottle
* Maximum user weight: 150kgs
* Sturdy oval tube construction
* With axle cover and sweat fender to avoid rusting on axle and flywheel
* Emergency v-brake with tension controller
* Front / rear cro-moly axles
* Quiet 5K poly belt drive, fixed wheel system
* 5-arm steel made heavy duty cranks
* 6 ranges height adjustable front post
* Horizontal micro adjustable seat / handlebar
* 11 ranges height adjustable seat post
* Pu transport wheel for easy movement
* With water bottle
* Maximum user weight: 150kgs
