Maxsimafoto 72mm UV filter Protector for Sigma 150mm f2.8 EX DG OS HSM APO Macro
Sigma 150mm f2.8 EX DG OS HSM APO Macro. 72mm Pro UV filter Protector. Will fit any lens with a 72mm front thread! It is thinner then a standard UV filter. high fidelity for Professional images. Double threaded - thin profile.