The pack contains 6 black-threaded bobbins, with 50 yards of thread in each, and 6 white threaded bobbins, with 50 yards of thread in each. The reels come in a reusable plastic case. All thread is 100% spun polyester. Consult your machine's manual to ensure correct bobbin size. Never add thread to a partially wound bobbin, as it may be uneven and cause thread to tangle or break.
Singer Black & White Plastic Class 66 Bobbins - Threaded-12/Pkg
Bobbins, Singer 66 CLASS, 99, 185, 201, 401 Set of 10 – The Singer
Singer Notions Singer Transparent Plastic Bobbins with Thread
Singer Class 66 Platinum Collection Gold Plated Bobbins 3 Pack
Bobbins, Singer 66 CLASS, 99, 185, 201, 401 Set of 10 – The Singer Featherweight Shop
EACH ORDER CONTAINS 20 BOBBINS. Bobbin fits all Singer Sewing M achines using the Class 66 Bobbin. Fits most older Model Singer Sewing Machines with
Metal 66 Class Bobbins # 172222 Fits Singer Sewing Machines Listed (20) Bobbins
Metal Bobbins #172222 fit for Singer Class 66,66-6, 99,99
Singer Bobbins - Class 66
20PCS Metal Class 66 Sewing Machine Bobbins For Singer Part
This package contains twelve class 66 bobbins, pre-threaded with 50yds of 100% spun polyester thread: six black and six white. Imported.
Singer Black & White Plastic Class 66 Threaded Bobbins, 12 Piece
About Sewing Machine Bobbins & Bobbin Cases - Sarah's Workbench
About Sewing Machine Bobbins & Bobbin Cases - Sarah's Workbench
Singer Class 66 Apollo steel Sewing Machine Bobbins Part 172222
1921 Singer 66 Red Eye bobbin case removal Old Style