This product is a set, which contains: a body cap + a lens back cap
product description:
Product name: SLR body cap & lens tail cap
Material quality: ABS environmental protection plastic
Colour: Black
Application: Pentax mount SLR camera/single battery, such as:
Pentax KS1/KS2/K1/K3/K3II/K70/K50/K30/KR/KM/K5/k5II/K5IIs/K7/K-01/K-X/K10D/K20D/K110D/K100D/K200D/K100D
Function: protect the body and lens from dust, water vapor and other impurities; prevent being bumped and scratched.