Pentax 41011-D101 Cover Frame
Genuine Pentax replacement cover frame (filter frame) for the SMC F 50 1.7 and SMC FA 50 1.7 lenses. Made by Pentax Japan
Pentax 41361-0-G201 Gear Assembly
Genuine Pentax replacement connecting gear assembly for the SMC FA 43 1.9 lenses. Made by Pentax Japan. This part has been discontinued by Pentax and is no longer available.