49mm to PK Filter Thread Macro Reverse Mount Adapter Ring,&for Pentax K PK Mount SLR DSLR Camera PK K-3 K-50 K-5 II K-30 K-01 K-5 K-r K-x K-7 K-m

描述

49mm to PK Filter Thread Macro Reverse Mount Adapter Ring,&for Pentax K PK Mount SLR DSLR Camera PK K-3 K-50 K-5 II K-30 K-01 K-5 K-r K-x K-7 K-m