The NSK AA66 SWR Double V-Belt is engineered for efficient power transmission in serpentine drive systems, allowing power to be transmitted from both sides of the belt. Featuring an 'AA' profile, it has a top width of 13mm and a height of 10mm. This specific belt has an inside length of 1676mm (66 inches) and an outside length of 1727mm (68 inches), ensuring reliable performance in various industrial and agricultural applications.