Madbull M781 36 x 8mm BB 40mm Gas Grenade - Airsoft World
Andy Holcombe on Twitter: "Todays #inertordnance is a M781 practice 40mm grenade, the thin blue plastic nose is filled with an orange powder to mark the impact point. https://t.co/KoLid0sH3i" / Twitter
40mm m781 | MAST TECHNOLOGY INC.
Big Daddy Ordnance Offers M781 40mm Chalk Rounds and LaunchersThe Firearm Blog