This L&R lock is very similar to the small Siler lock. 4 7/8" long, X 13/16" wide. This lock does have a fly. Will use flint that is 5/8" wide and 3/4" long. Contrary to what L&R advertises, this lock will not fit a small Siler lock inlet. It can not be used in our Sparrow or Early pistol kits!!!
