7/8" bore, 14" bronze barrel, the entire ensemble measuring 7'. Circa 1850-70 it retains nearly all of the original green paint. It appears to have been altered during it's life to a child’s toy by adding a set and gallery to the limber lid and extending the arm to accommodate a handle so that one child could sit on the limber and two others pull the unit. This came off of an estate somewhere in New England and is really exceptional.