Double Side Teeth Sewing Machine Belts 1, Various size and coulor 2, PU material and polyester cord 3, Samples Free Sewing machine part - PU ... .Top width 6MMBottom width 4MMHeight 4MMAngle 40°Length:Single teeth Sewing Machine Motor Belts, MB-200, MB-210, MB-250, MB-260 ... -665 MB-890 MB-990 MB-1180 MB-1200and double teeth Sewing Machine Motor Belts60# 70# 75# 80# 90# 93# 95# 96 ...