Brother Genuine Bobbin Case
For the models below but only models which have a metal outer rotary hook (Not for the plastic type outer rotary hooks) please see other bobbin cases
Brother do make 2 different types of bobbin cases which fit the same models depending on the outer rotary hook type
XL2120, XL2120 PRO, XL2121, XL2130, XL2130NT, XL2140, XL2150,
XL2220, XL2220 PLUS, XL2220NT, XL2230, XL2240, XL2250, XL3800
This is a Genuine Brother Part XC2209021