wiper blades help please!

[REBEL GT TURBO]

just bought some new wiper blades (front)
Got from a local motor shop guy checked his books and gave me the correct ones, Tried to fit them but my wiper arms have plastic on the ends (not the hook shown) ??? any help guys will be great!

cherrs.

p.s the make is TRICO and part number is EF450!

[markey b]

take of the 'hook' adaptor from the blades and click the metal blade straight onto the plastic

[REBEL GT TURBO]

ok cheers!