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Toothed balance wheel belt. To select the correct belt size-measure your current belt by folding it in half. Double the distance from inside one end to the inside edge of the other. Or wrap a string around the drive pulleys of your machine and measure the string length.
Some belts have a number on the outside such as 1934 which means it is a 19-3/4" belt.
|Machine Series:||Professional, Sailrite 111|
|Belt Type:||Single Sided|
|Pitch:||0.200 inch (XL)|
|Number Of Grooves:||169|
|Belt Width:||3/8 inch|
|Pitch Length:||33.80 inch|