The MRA-120 is a robust hydraulic mast attachment for medium to large self-propelled or spider excavators with an auxiliary hydraulic circuit. It supports rotary heads and roto-percussion drifters.

Designed by Marini in collaboration with leading equipment manufacturers, it’s ideal for civil engineering tasks such as micropiling, anchoring, coring, and ground reinforcement. Compatible with roto-percussion, DTH, and coring systems.