Police issue

M7/FB Smoke = dark grey body , time smoke emission: 1 min.
M7/CS Gas = light grey body, time gas emission: 10/25 sec.

Length: 200 mm, Diameter: 40 mm.
Weight: 200g. Ignition delay: 4/5 sec.

Photos below © Francesco Zanardi

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The photo below shows some nice details.
Thanks Franz!