Our ?no effort? movement frame range comprises round slot movement frame in a variety of formations. Printed to a very high standard in matt black PLA there?s no need to paint ? it?s ready to use straight out of the box! These frames are designed for GW style bevelled bases. Flat sided bases may be a tight fit. There is also some variety both in base size and with the printing of these frames so some models may be tighter than others. The open bottom design allows for tight-fitting models to be removed without the risk of pulling them off their bases. This frame has 20 25mm round slots in a 54 block formation.