This is a A-575K10 Micro-Rib V-Belt (57.5") PN: 575K10Main Description As Following : A-575K10 Micro-Rib V-Belt (57.5") P.N: 575K10 10 Rib X 57.5 K Micro Rib Polyester CordColor: BlackLength: 57.5Material: Polyester CordMetric Code: 10PK1461Number Of Ribs: 10Outside Length: 58.13"Pitch Length: 57.5"Thickness: 0.18Type: K Micro RibWidth: 10 Rib Crossed From: K100575 GATES , 10PK1458 A & I METRIC BELTS , 10PK1459 A & I METRIC BELTS , 10PK1460 A & I METRIC BELTS , 10PK1461 A & I METRIC BELTS , 10PK1462 A & I METRIC BELTS , 25100575 , , 4100575 GOODYEAR , 5100575 DAYCO Found in Section & Models : Industrial Belts > K-Poly Belt, (Miscellaneous) (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : 10 Rib X 57.5" K Micro Rib Polyester Cord Color: Black Length: 57.5" Material: Polyester Cord Metric Code: 10PK1461 Number Of Ribs: 10 Outside Length: 58.13" Pitch Length: 57.5" Thickness: 0.18" Type: K Micro Rib Width: 10 Rib