rail 1. The top and bottom boards on a flat. For example, a 4'x8' flat, the 4' sections. 2. Shortened form of lockrail or pinrail. This page has been seen 1,286 times. Created by mrtrudeau23 on Aug 12, 2013
1. The top and bottom boards on a flat. For example, a 4'x8' flat, the 4' sections. 2. Shortened form of lockrail or pinrail. This page has been seen 1,286 times. Created by mrtrudeau23 on Aug 12, 2013