r/canadaguns Jun 25 '26

Misc Mossberg 3-Barrel Combo Ammo Setup

Main use would be turkey, grouse and deer.

I'd like to know if I'm overthinking this regarding ammo for this new boi.

I want non-toxic for what I eat, so the plan is:

Bismuth #5 for turkey (24" turkey choke)

Steel #7.5 for grouse (28" IC choke)

Copper Sabot Slugs for the rifled barrel.

Might also get a box of cheaper Challenger clay shots for target shooting.

Does that make sense?

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u/BowFella Jun 25 '26 edited Jun 25 '26

You're overthinking it. You're not going to get lead transfer from a couple lead pellets in your meat. Also lead is heavier, it is more likely to pass through. And if you bite a lead pellet nothing will happen whereas you can chip a tooth on steel.

As for bismuth, unless you plan on shooting a turkey no further than 40 yards then dont. Or at least use Tungsten which is also nontoxic but will pattern better and have way more penetration. With turkey you are aiming for their head anyways. I might have found a pellet or two in the breast once or twice out of all the turkey I killed, and I've shot them past 60 yards.

As for Sabot slugs. You're lucky if you find a specific shell that will group well, you can't be that picky because your gun will already be more picky. You can spend the extra money to try whatever copper slugs you can find but I'm doubtful that a copper slug will be accurate in your gun. Copper bullets will have a far lower ballistic coefficient always.