Alternate Builds Blacktron II Blacktron II Alternate Builds Instructions Added Space Very Small Alt Build Very Small Builds 6812 – Back C February 12, 2021October 25, 2021 Master Builder 2989 Views From: 6812: Grid TrekkorName: Grid Buggy 1Instructions: View PDF | Download .io File ContributionsName, PDF, and .io file submitted on May 17, 2021 by: IceAge2002