3d printed copy of the MOD54 reel for processing 5x4 4x5 sheet films in Paterson PTP 161 3 reel tanks if you're looking to develop 9x12 film please get in touch or leave a note as one piece needs adjusting Slides into the center column. Snap fit of 2 simple pieces that rotate and lock just like the original Paterson reels Printed in petg, fits 6 sheets, 3 per side. it has been used and tested but fully working No tank no center column is included, just the reel if you're interested i have lots of film bw, color, slide in 35mm, 120 roll and 4x5 large format Canon Contax Yashica Fujifilm Fuji Polaroid Instax Hasselblad Leica Kodak