OB – 53M type is intended for mounting machinery of drilling Rig «Uralmash 3D –76» and «Uralmash 4D –76»” with derrick VB 53x320 type or 4VVBx300 type, and also transportation without disassembly of machinery to a new point of well drilling.
OB – 53M type substrcture for drilling Rig «Uralmash 3D –76»
