Lucky Supply Mini Bulldog Liner. Steel frame, sterling silver contact screw. 8 wrapped coils wound in house by Luckys MFG, pure iron cores with precision by Lucky Supply.
The Mini Bulldog liner is recommended for needle groupings sized 7 and smaller.
Weight 150 grams (5.3 oz)
Stamping on the frame may vary.
Made in the U.S.A.