The McCormick 003503915140 Collar is an authentic OEM component designed for secure fastening within McCormick X-series agricultural equipment. This genuine collar features an outer diameter of 30 mm, an inner diameter of 20 mm, and a thickness of 10 mm, weighing approximately 0.02 kg. It ensures proper alignment and retention of parts, contributing to the reliable operation and longevity of your McCormick X4, X5, X6, X7, and X8 series tractors. Manufactured to precise specifications for optimal fit and performance.