This is a A-SPA1800 Metric V-Belt (13 X 1800) PN: SPA1800Main Description As Following : A-SPA1800 Metric V-Belt (13 X 1800) PN: SPA1800 Found in Section & Models : Industrial Belts > SPA-Section Metric Belt, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Color: Black Depth: 10mm Material: Polyester Cord Pitch Length: 13mm X 1800mm Type: SPA Metric