- Grove GMK 5250L Mobile Crane Technician MOC-86030 with 4401 pieces is a set in the Technician collection. This MOC-86030 comes with PDF instruction which is easy to build and find the missing pieces.
- The MOC-86030 includes 4401 high-quality bricks, made from 100% ABS plastic so extremely safe for children, can be replaced with other brands on the market.