E/FE/SEL-mount Rear Lens Cap for Sony E/FE/SEL Lens. 2 x E/FE/SEL-mount Rear Lens Cap for Sony E/FE/SEL Lens. Used with Sony E/FE/SEL Lens, align the mount and tighten it, very fit. FE55 / 1.8; FE70-200 / 4; FE90 / 2.8M; FE PZ28-135 / 4; FE16-35 / 4; E16-70 / 4.
eBay