UNIVERSAL FIT: This idler pulley is designed to replace the for 532196106, 532197379 and for 196106 models. It ensures compatibility with a wide range of for and for lawn and mowers. Built to Last: Engineered to meet or exceed Part Number specifications. This idler provides reliable performance and longer life, reducing the need for frequent replacements. Easy to Install: Designed for hassle-free installation, this idler can be replaced quickly and easily, ensuring minimal downtime and your equipment back up and running quickly. Improve Mower Efficiency: By maintaining proper tension and alignment, this replacement idler contributes to smooth operation and efficient power transmission, improving the performance and life of your mower. Applicable and Models: Replaces Part Number MPN#'s:for 21546440 Replaces Part Number MPN#'s:for AYP 196106, 197379, 532196106 Replaces Part Number MPN#'s:for 532196106 Inner Diameter:3/8Inch, Height:1-5/8Inch, Outer Diameter:5-3/8Inch Colour:Black Material:iron Package Contents: 1 * Idler replacement parts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.