Comment on 507 Mechanical MovementsparentComments−NetMageSCW14dErector sets now owned by Meccano came with pulleys and girders that could be assembled with nuts and bolts, but are not focused on these types of mechanisms.
Comments
Erector sets now owned by Meccano came with pulleys and girders that could be assembled with nuts and bolts, but are not focused on these types of mechanisms.