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101 Central Ave, Great Falls, MT | (406) 727-1757
Monday - Friday; 10am -5:30pm,  Saturday: 10am - 5pm

Established 1998, Veteran Owned and Operated by 8 veterans
Award Winning
Authorized National Handi Quilter Dealer Since 2006
Authorized Janome and Brother Dealer Since 2004

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SuperBobs 625 Black Style M 60 Wt Pre-Wound Bobbins Superior Threads

Superior 'Superbobs' Pre-wound bobbins Size 'M' (Large)

Prewound bobbins are used extensively in Industry and by longarm quilters who require as much thread on a bobbin as possible to reduce downtime. Superior prewound bobbins are available in a range of colors and are filled with Superior's super fine Bottomline Polyester thread.

Size M bobbins are the largest of the bobbin sizes and will not fit home sewing machines.  The bobbins are roughly the size of a 10p piece (24.9mm diametre x 10.7mm deep) M style bobbins fit about twice as much thead as a 'L' style bobbin and are designed for Longarm quilting machines and industrial embroidery machines.

Bobbin size 215yds


406 727 1757

101 Central Ave.
       Great Falls, MT 

Monday - Friday: 10am-5:30pm
Saturday: 10am-5pm



Big Sky Quilts stocks all the fabrics, notions, kits, patterns, and batting materials you need to make beautiful quilts. Need a sewing machine? We have those too, along with an onsite repair department and professional long arm quilters to help you finish your projects. Our store features a friendly environment where you'll enjoy a wide range of fun, informative classes, plenty of creative inspiration, and the best customer service around!