These frame can be use for making DIY bellows. You can glue the bellow right on top of the plastic. Please note that there are 2 types of back bellow frames for the Sinar 8x10, this is compatible with the Sinar Norma 8x10 with a size of 273x273mm on the lock and 286x286mm overall.
This lens board is 3d printed, there are some marks do to the 3d printing process. The material use is PET Copolymer, 3 time stronger than ABS. It's a high quality material made in Italy with excellent mechanical property and temperature resistance (see the specs in the pictures). With normal use it is going to last a lifetime.
You will receive:
1x front bellows frame same as 4x5
1x rear bellows frame 8x10 273x273mm wide
For any question please contact me.