The Optibelt B31 is a high-quality classical V-belt designed for reliable power transmission in various industrial and agricultural machinery. Featuring a B-profile with a top width of 17mm and a height of 11mm, this belt offers excellent grip and durability. It has an inner length (Li) of 787.4mm (31 inches), a pitch length (Lp) of 838.2mm (33 inches), and an outer length (La) of 853.44mm (33.6 inches). Manufactured by Optibelt, a trusted leader in drive technology, the B31 ensures consistent performance and long service life.