[Beagle8U]

If you couldn't modify a gun....

No more scopes

No custom stocks

No choke tubes?

No custom triggers

No 3 shot waterfowl plugs

No camo shotgun paint?

No more removable slug barrels

No glass bedding

......?

[oyez]

It shall be unlawful to manufacture elastic bands or tubing that can be used propel projectiles.

It shall be unlawful to sting lines on a flexible staff to be used to propel pointed sticks.

It shall be unlawful to manufacture pointed sticks.

And so on.