The Disk (OEM Part No. 3128309415) is a spare part compatible with Boltec 235, Boltec-MC, and Boomer-MD underground drilling rigs. Manufactured from high-strength alloy steel, it is designed as a mechanical component for the disk assembly position in mechanical support and positioning systems. The disk provides reliable support, alignment, and positioning between mechanical assemblies, helping maintain stable equipment operation during drilling and bolting processes. Its durable construction offers excellent strength and resistance to mechanical stress in harsh underground mining conditions. This OEM replacement disk ensures dependable performance, accurate assembly, and extended service life for mining equipment.