Wouldn't rec any Chinese instead of Rozena.
C-1, G-1, V15 stiff or extra, Vega japan, maybe Korea sound better.
For OP Europe DF is so soft, fastarc C-1 is your best low-medium catapult, not too hard rubber. Lasts long too. Or maybe V15 limber, Rakza x soft for a bit more catapult.
Or on an...