partsfan > part info
47321-37590
TUBE, REAR BRAKE, NO.1
etc... 
Proper price
JPY 2,800 (excluding tax)
 
JPY 3,024 (including tax)
 
USD 25.20 (rate $1=¥120 , including tax)
PriceImageProduct TitleShop NameWebsite 
search part number.