Subsidiary Looper, Babylock - Simplicity # 407-6104-01C

Compatible with Babylock Sewing & Serger Machine Models:
BL3200, BL3-407, BL3-408, BL3-417, BL3-418, BL4-428, BL4-428NS, BL4-738, BL4-738D, BL4-738 (NS), BL5180, BL5180 (NS), BL5280E, BL5280ED, BL5280E (NS), BL5380ED & BL4-838D

Compatible with Simplicity Sewing Machine Models:
SL850, SL880 & SL880D