metal slotProduk: Lens Cap Merk: Asahi Pentax Ukuran: OD 54.65mm; ID 52.20 Bahan: Metal Warna: Hitam Kondisi : Bekas, ada penyok dikit di atas tulisan AsahiIt can be used as reinforcement for frame fastening. Sheet metal plates are used for necessary points, such as when reinforcement is necessary for fastening