... 2, PU material and polyester cord 3, Samples Free Sewing machine part - PU belt 1) Sample Free 2) 3-4FCL ... .Top width 6MMBottom width 4MMHeight 4MMAngle 40°Length:Single teeth Sewing Machine Motor Belts, MB-200, MB-210, MB-250, ... -890 MB-990 MB-1180 MB-1200and double teeth Sewing Machine Motor Belts60# 70# 75# 80# 90# 93# 95# 96 ... /bag; 100bags/ctnMOQ: 2000pcs Double Side Teeth Sewing Machine Belts