The Case IH 3145548R2 is a genuine OEM planter opener disc designed for optimal performance in various Case IH 1200 series planters. This durable disc features a 381mm (15-inch) diameter and a 3.5mm thickness, ensuring efficient soil penetration and seed placement. It includes 4 mounting holes with a 10.5mm diameter, an 80mm bolt circle, and a 30mm center hole for secure installation. Weighing approximately 0.85 kg, this disc is a critical component for maintaining the precision and reliability of your planting operations.