A professional and strong model roller  M-400-035-G .
Made by Bailey USA: the best reel manufacturer in the world today.
Has a massive and strong flywheel.
Has a faucet to adjust the height of the paving surface according to choice.
Steel gears and metal rollers significantly facilitate the rolling of the clay.
Powerfully crushes the clay in one direction (no need to go back and forth) with a thickness starting from 3 mm.
Includes jute fabric for padding. 
Size of rolling table: 76X 178 cm.
Two year warranty.