Lens CAP for smc Pentax-M 1:1.7 50 mm,well made, top quality, fits perfectly! 616469735089 | eBay
PENTAX SMC Pentax-M 50mm f/1.7 MF Lens W/F・R Caps Excellent+++ from JAPAN | eBay
PENTAX SMC 50mm 1:1.7 K MOUNT LENS W/CAP for Pentax 35mm SLR camera | eBay
Pentax 50mm f/1.7 SMC M Manual Focus K-Mount Lens {49} at KEH Camera
Pentax 50mm f/1.7 SMC A Manual Focus K-Mount Lens {49} at KEH Camera
Honeywell Pentax 49mm Metal Front Lens Cap - Original Push-On 50mm F/2 F/1.7 | eBay
SMC Pentax-M 50mm f1.7 Lens Review - 50mmF2
50mm F1.7 Large Aperture Camera Lens Manual Focus Prime Lens Pk Mount Replacement For Pentax K1/ K-1 Mark Ii Full Frame Cameras - Camera Lenses - AliExpress
RICOH RIKENON P Lens 50 Mm F/1.7 in Box EXCELLENT. - Etsy
Pentax 50mm Lens Cap In Camera Lens Caps for sale | eBay