Page 8 - 2018-v.2-Part 1(EN)
P. 8






TBIS 4210-1:2018
Modify TBIS 4210-1:2018 as follows:


Sec. 2.54
Cross country
Cross country is one of mountain bikes, applicable to rough roads without pavement
and rough grounds needing special bicycle operational skills. The jump and falling

heights are less than 61cm.




































































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