Inner Feed Roller Kit (Fuzhou Gun)Paint Life Inner Feed Roller Kit Roll walls faster and smarter with the Paint Life Inner Feed Roller Kit. Connect it directly to your airless sprayer and feed paint straight through the roller no tray, no dipping, no stopping. When the roller starts to dry, just pull the trigger to release paint on demand. Stay on the wall and keep moving. Why Pros Love It: Up to 4X faster than standard rolling Paint on demand no tray needed Up to 50% faster