HJC Helmet HJ-17,HJ-17J Gear Plate / Ratchet Set,for IS-MAX,IS-MAX BT,CL-MAX2,SY-MAX3,FS-33,IS-33,IS-34 helmets, Bike Racing Motorcycle Helmet Accessories - Made in Korea;

The best way is to confirm its model name on the helmet shield you have.

If you see the left or right top side of shield,

there would be MODEL : HJ-XX. After you confirm it, you can purchase the same model's shield.