Paterson Super System 4 Universal roll film developing tank comes with 2 multi-format self-loading film reels. The tank top doubles as a large funnel to ensure that filling the tank is quick and easy. Tank cap seals securely for inversion agitation. Film reels are adjustable to accommodate 35mm, 126, 127, and 120/220 roll films. Includes tank body and top, reel core, agitation rod, 2 film reels, and tank cap. Supplied with multi-lingual instruction sheet.