Koch 4045213 Power Take-Off (PTO) Spline Adapter

• Function: Connects implements to a tractor's PTO shaft when the spline counts are different.
• Male Spline: 1-3/8 inch by 6 spline.
• Female Spline: 1-3/8 inch by 21 spline.
• Material & Finish: Made of metal with a yellow zinc-plated finish for durability and corrosion resistance.
• Compatibility: Designed for universal use with various tractor and heavy equipment makes.