You are buying one new Original OEM TOYOTA mechanical fuel pump block-off or blanking plate ( very limited supply ) that fits many 4 cylinder Toyotas including Pickup , 4Runner , Corona , Celica with 20R , 22R or 22RE engine. It is heavy duty silver anodized and measures approx. 3/16" thick.  You will need one of these if you are converting to an electric fuel pump. 

$4.95 SHIPPING ( 50 STATES , PR ). 

Please take a look at my other TOYOTA items on E-bay.