Adapter is generic brand. Made in China. Adapter is new and never been used. Pentax M42 to MD lens mount adapter. Good quality. Made of metal. This adapter will allow you to use most universal screw mount manual focus lenses on Minolta SRT MD X series mount cameras, such as X-370, X-700, SRT 101, etc. Please note that some older Pentax Takumar lenses have aperture follower pin at the rear mount (the one that moves when you move aperture ring on the lens). Adapter pushes on the pin and prevents aperture from moving. hipping is free within USA and $7 worldwide via USPS first class air mail service worldwide. Track Page Views With Auctiva's FREE Counter