The Guide Sleeve (OEM Part No. 3128301684) is a wear part compatible with T1D, Boomer XE3C, Boomer 291, Boomer 281, Boomer-281, and selected Epiroc BMH drilling rigs. Manufactured from high-strength alloy steel, it is designed for use in the guide support system at the guide sleeve position. The guide sleeve helps maintain accurate alignment of moving components, reduces friction and wear, and supports smooth drilling operations. Its durable, wear-resistant construction provides reliable performance, extended service life, and dependable operation in demanding underground mining, tunneling, and rock drilling applications.