Made of aluminum, anodized black
center-hole lens Board 96x99mm #1 Copal/Compur/Prontor
Compatible with Linhof Technika IV, V, Master Technika 2000, Master Technika 3000, Wista, Chamonix, Ebony, Tachihara, Toko and Shen Hao 4x5 camera.
#00(inner Dia.26mm)