Viewmodel

local c = workspace.CurrentCamera
local model = game:GetService("InsertService"):LoadAsset(154623465):GetChildren()[1]

model.Parent = c

local origin = {}
for _,v in pairs(model:GetChildren()) do
    origin[v] = v.CFrame
end

function update()
    local char = game.Players.LocalPlayer.Character
    if char then
        for _,v in pairs(model:GetChildren()) do
            local success = false
            if v:findFirstChild("Ref") then
                local toPart = char:findFirstChild(v.Ref.Value)
                if toPart then
                    success = true
                    v.CFrame = toPart.CFrame
                    v.BrickColor = toPart.BrickColor
                end
            end
            if not success then
                v.CFrame = origin[v]
            end
        end
    end
end

game:GetService("RunService").RenderStepped:connect(update)