JSA - JIS D 9415
Bicycles-Chainwheels and cranks
|Publication Date:||20 February 2019|
|ICS Code (Cycles):||43.150|
This Japanese Industrial Standard specifies requirements for the chainwheels and cranks to be used mainly for bicycles for general use, young children bicycles, and electric power assisted cycles specified in JIS D 9111 (hereafter referred to as chainwheels and cranks).