The Mathews Packet Top Hat Master Kit 50831A is an essential tool for archers looking to adjust cam spacing while maintaining correct cam alignment. This kit includes three different variations of spacers, each marked with indication lines to ensure proper matching. Designed for use with Mathews Halon series, TRG series, TRX series, Triax, Vertix, Traverse, TX-5, VXR 28", VXR 31.5", V3X, Phase4, Lift, and Title bows, the Top Hat Master Kit allows for precise tuning and customization, making it a must-have for serious archers. Mathews Archery Mathews Packet Top Hat Master Kit 50831A