The FANS SP2719 is a high-quality aftermarket belt tensioner designed for agricultural machinery. This robust tensioner ensures optimal belt performance and longevity, preventing slippage and maintaining proper tension in the drive system. It is a direct replacement for Massey Ferguson, Landini, and McCormick original equipment part numbers 3621287M91, 3621287M92, 3621287M93, and 3621287M94. Featuring an outer diameter of 70mm, a width of 26mm, and an inner diameter of 17mm, it provides reliable operation for compatible tractor models.