SKS crates are shipped in the following configuration:
All rifles facing the same direction, accessories at barrel end on a small tray that sits in the void made by the rifles taper.
Bottom row is 7 rifles, taking up the whole width of the crate.
Middle row is 6 rifles, taking up the middle portion of the crate, interlocking with the bottom row.
Top row is 7 rifles same configuration as the bottom.
Very compact and efficient space wise.