M42 Adapter For Pentax - Genuine Pentax
Adapter to fit M42 screw mount lenses to Pentax K mount SLRs & DSLRs (not to be confused with T Mount T2 adapters).
Adapter to fit M42 screw mount lenses to Pentax K mount SLRs & DSLRs (not to be confused with T Mount T2 adapters).