SIN-173058 | Singer Bobbin Case 306K 319K

SIN-52237NBL (G) | Bobbin Case with NBL Spring for many Single needle Lock stitch machines.

SIN-8611 | Singer Bobbin Case Tension Spring 29K71 HA-46089 screw 662

SIN-NBL-1303 | 417269 | MF01A0245 | NBL / brake spring for "M" Bobbin Case

SIN-52237 | Bobbin Case for plain machine

BC-DBM(1)NBL | Bobbin case "M" (SC33LNBL) CS-24310 ~ Made in Japan ~ G204