Stretch Round Rubber Motor Belt For Most Home Sewing Machines. Stretch Motor Belt requires a little to non technical adjustment. Could be used to replace V-belt or lug belt. Stretches from 15" - 21". 3/16" wide. Fits Janome, JC Penny, Singer, Kenmore, White and many other Stretch Motor Belt requires a little to non technical adjustment. Could be used to replace V-belt or lug belt. Stretches from 15" - 21". 3/16" wide. Fits Janome, JC Penny, Singer, Kenmore, White and many others. Stretch Round Rubber Motor Belt For Most Home Sewing Machines. Stretch Motor Belt requires a little to non technical adjustment. Could be used to replace V-belt or lug belt. Stretches from 15" - 21". 3/16" wide. Fits Janome, JC Penny, Singer, Kenmore, White and many other