the rear end 4 c is brought into contact with an end of the card to smoothly guide the card to a predetermined fitting position the rear end 4 c will be referred to as a contact portion the second eject bar 4 further has an extended portion 4 e extended from the rear end 4 c the extended portion 4 e has an end 4 f displaced from the rear end 4 c towards the insertion direction or the first direction a 1 referring to fig1 to 25 in addition description will be made of the insertion process of the first card 11 more in detail in a first stage illustrated in fig1 the first card 11 is started to be inserted into the housing 2 in the first stage the second eject bar 4 is faced to the first card 11 when the insertion of the first card 11 slightly proceeds to reach a second stage illustrated in fig1 the first card 11 is closely adjacent to the second eject bar 4 further the corner portions 11 d of the first card 11 are brought into contact with the inclined guide surface 2 b 1 to be guided when the insertion of the first card 11.