DecoBob Wonderfil Prewound Size M Bobbins 24-pk (210yds) Color:Emerald Green the clips easily slot into

the clips easily slot into the divots on the rails

Twin: 70: x 91"

Singer 20U63 Sewing Machine Instruction Manual (Model 51/53/62/63) - 15 Pages

Wiggly and Rolling Wave

DecoBob Wonderfil Prewound Size M Bobbins 24-pk (210yds) Color:Emerald Green the clips easily slot intoGet more consistency in your stitches with these Wonderfil DecoBob Prewound Bobbins. Since they are uniformly wound, these bobbins have a higher density than if you had wound them with your domestic machine. This uniformness is especially handy when embroidering. Wonderfil's bobbins are wound with 80 weight Decobob thread on a reusable plastic bobbin, so there won't be any glue or wax holding it together to gum up your machine. These M style bobbins