Gun

local Gun = Instance.new("Tool", owner.Backpack)
Gun.Name = "Gun"

local P = Instance.new("Part", Gun)
P.Name = "Handle"
P.Size = Vector3.new(1,1,0.1)
P.Transparency = 0
P.BrickColor = BrickColor.new("Bright red")
P.Material = "ForceField"
P.CanCollide = false

Gun.Activated:Connect(function()
    local Part = Instance.new("Part", workspace)
    Part.Anchored = true
    Part.CanCollide = false
    Part.BrickColor = BrickColor.new("Bright red")
    Part.Material = "ForceField"
    Part.CFrame = P.CFrame
    Part.Size = Vector3.new(3,3,0.1)

    local origin = owner.Character.HumanoidRootPart
    local lookDirection = origin.CFrame.lookVector
    local ray = Ray.new(origin.Position, lookDirection * 500)
    -- Raycast, ignoring the player's character
    local part, hitPosition = workspace:FindPartOnRay(ray, origin.Parent)
    -- Tween
    local Tween = game.TweenService:Create(Part,TweenInfo.new((origin.Position - hitPosition).magnitude /   100,Enum.EasingStyle.Linear,Enum.EasingDirection.Out,0,false,0), {Position = hitPosition})
    Tween:Play()

    wait((origin.Position - hitPosition).magnitude / 100)

    if part then
        part:Remove()
    end
    Part:Remove()
end)