The PULLEY SP(16) 1/4-20X 6 H3 USA is a precision-engineered pulley designed for efficient power transmission in various applications. With a size of 1/4-20 and a length of 6 inches, this pulley is ideal for use in mechanical systems requiring reliable performance. Manufactured in the USA, it features a H3 tolerance for precision fit. Constructed from high-quality materials, this pulley ensures durability and resistance to wear. Perfect for both industrial and DIY projects, this pulley is an essential component for any mechanical assembly.