This Pentax Front Lens Cap is for use with the Pentax lenses with a 77mm filter thread.
Pentax 52mm O-LC52 Front Lens Cap for DA 18-55mm WR / DA 18-55mm II
PENTAX WG-1000 Digital Camera
Pentax SP 12x50 WP Observation Binoculars
Pentax-DA HD 70mm f2.4 Limited Lens
Pentax-D FA HD 28-105mm f3.5-5.6 ED DC WR Lens
Pentax SD 8x42 WP Binoculars
