![Reverse engineered and 3D printed a replacement battery pack for my Pentax 645 because the original was pretty busted up. This is my first prototype so it's a little rough, but it Reverse engineered and 3D printed a replacement battery pack for my Pentax 645 because the original was pretty busted up. This is my first prototype so it's a little rough, but it](https://preview.redd.it/0tj5q2zi4n281.jpg?width=640&crop=smart&auto=webp&s=ab3c6f810d62c44b0735933e3f5e1e5c45b447db)
Reverse engineered and 3D printed a replacement battery pack for my Pentax 645 because the original was pretty busted up. This is my first prototype so it's a little rough, but it
![HQRP 4-Pack 6-Volt Battery Compatible with Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Bronica SQ-B Film Camera HQRP 4-Pack 6-Volt Battery Compatible with Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Bronica SQ-B Film Camera](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61onqdmtyvL._AC_UL420_SR420,420_.jpg)
HQRP 4-Pack 6-Volt Battery Compatible with Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Bronica SQ-B Film Camera
![HQRP 4-Pack 6-Volt Battery for Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Zenit (Zenith) - Walmart.com HQRP 4-Pack 6-Volt Battery for Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Zenit (Zenith) - Walmart.com](https://i5.walmartimages.com/asr/786f91dc-67fd-4c9f-82c6-d28503434b1e.976d6d6b9c644ce35b13499c9bdc3c73.jpeg)
HQRP 4-Pack 6-Volt Battery for Mamiya 645 Pro TL / RZ67 PRO II, Pentax 67, Minox 35 ML, Zenit (Zenith) - Walmart.com
![Missing negative battery piece on Mamiya M645. Anyone know if this is fixable or if I can buy that piece and do it myself? The battery is just falling out now. Let Missing negative battery piece on Mamiya M645. Anyone know if this is fixable or if I can buy that piece and do it myself? The battery is just falling out now. Let](https://i.redd.it/mum568gv3hd71.jpg)