SN 3781066. Lens has Pentax K (PK) mount.
Lens is in an excellent condition. It shows light wear on exterior. Filter rim looks good and it accepts filters. Front Glass does not have any visible scratches. I don't see any fungus or haze inside the glass. Lens has little bit of dust specs inside. Glass looks very nice over all.
Performance:
Lens has no known issues. Focus works good. Aperture works well as well. Lens looks and works well.
Shipping is free within USA and $15 via USPS first class air mail service worldwide. You can choose faster (and more expensive ) shipping if desired during checkout.
It will be mailed as pictured with both caps.
Lens is sold with two month warranty and full money back guarantee.