A long brass case, straight-walled for most of its length and stepped in near the base. The surface is warm yellow with faint rust-coloured smears, and a white highlight runs the full length of the body.

One model in the archive, rshell_big.mdl, the large-calibre shell slot. 1008 polygons against the 42 of the stock mesh, with a 512x512 body texture and a 64x64 chrome map.