so

antimaterial rifle can shoot up to 1200 feet
with elongated barrel the max distance is 2400

and with rocket propelled rounds the distance is 4600 feet

ah and if you add a scope it's 4650 feet

and if you pick a crakshot subclass you don't have disadvantage on max disntance shooting

That's 1.4 km

Nice

the character just turns into a layer action

The umm the uhhhhh the thingamabob

Me when i find a cool stick