--Remove Existing Mass

function DReduce(p)
	for i,v in pairs(p:GetChildren())do
		if v:IsA("BasePart") then
			if v.CustomPhysicalProperties == nil then v.CustomPhysicalProperties = PhysicalProperties.new(v.Material) end
			v.CustomPhysicalProperties = PhysicalProperties.new(
				0,
				v.CustomPhysicalProperties.Friction,
				v.CustomPhysicalProperties.Elasticity,
				v.CustomPhysicalProperties.FrictionWeight,
				v.CustomPhysicalProperties.ElasticityWeight
			)
		end
		DReduce(v)
	end
end
DReduce(bike)
