5/32 x 11/16".  The product is a set of three John Deere steel slotted spring pins, specifically designed for use with tractors. The pins are compatible with the John Deere 34H261 model, making them a reliable and high-quality choice for heavy equipment parts and accessories. These pins are essential components for ensuring smooth and efficient operation of the tractor, and their durable construction from John Deere makes them a trusted choice for agricultural and industrial applications.