tornado grenades

[Cpt- Lovegrove]

i am wondering if anyone could weigh a impact and an timed tornado grenade, i am interested in making a spring launcher for one so it would work like a flying bettsy but need the weights before starting and cant aford to buy one right now

[R1ghty]

tornado timer grenade weight

tornado impact grenade weight

If you had google'd the above you would have saw:

0.5lb or 260 gramsfor impact

and 210 grams for timer