Referred to as the V-shaped belt, this particular belt measures 13 3/4" and will fit Singers with SPOKED Handwheels: 15, 15K, 27, 66, 99, 99K, 127, 128, etc. This belt will not fit a Singer Featherweight. Please click here for the Featherweight Belts.
Before you get excited about there finally being a good replacement belt available please take note that a lot of the vintage original belts are still going strong and may not need replacing at all. So, definitely check your belt carefully. "If it isn't broke - don't fix it."
If after careful inspection, you determine a new belt is needed, then the black reproduction superior-quality soft and pliable belt for your old Singer Sewing Machine is what we recommend first and foremost.