Feature●Made in China●Timing belt 5M 15 x 440 mm ply T88●The helically wound tensile cords are specially engineered, twisted and chemically set stranded fiberglass material●Package dimension : Height- 1.0 inches; Length- 12.0 inches; Width- 12.0 inchesDescription 440-5M-15 Synchronous Timing Belt OEM Part Number 440-5M-15 Belt Type 5M Timing Belt Technical Specifications: (Inches) (mm) Outside Circumference 17.32 440 Top Width 0.59 15 Belt Depth 0.15 3.8 Material Neoprene Tooth Profile 5M.