Description
Craft a Pump: 
When you left click, you shoot 12 bullets
When you right click you can zoom
New Enchantments For Pump:
Multipump: You shoot x2 bullets
Range: You can shoot further, the higher the level
Fireshot: Your bullets sets enemys on fire
Speedyshot: Your cooldown are shorter, the higher the level
Pump Custimizer: 
Combine Pump with Things:
Raw Iron: Deaktivate Enchantment Glow
Enchanted Book: Reaktivate Enchantment Glow
Skins:
Default skin: Cobblestone
Purple Dye:
Green Dye:
Red Dye:
Blue Dye:
Gold Ingot:
Paper:
Cake:
Amethyst:
Coal:
Raw Salmon:
Jukebox:
Crossbow:
Emerald:
Pufferfish:
Pointed Dripstone:
Ability Skins:
Diamond:
Double Range
Netherite Scrap:
Set Entity's on Fire
Ender Pearl:
Teleport with Shift-Rightclick
Nether Star:
Shoot an Explosive Star
Pleas Coment your own Skin Ideas
I will implement them