The Edlund U-12WB NSF Certified Medium Duty Universal Series Manual Can Opener Without Base (14000) is the best manual can opener for no fuss, no muss medium volume commercial can opening. The U-12WB Universal Can Opener (14000) has a stainless steel blade and gear to prevent rust for a longer life and easy cleaning. The U-12WB Medium Duty Can Opener (14000) features Edlund's patented Quick Change Mechanism for fast and easy knife and gear replacement with the pull of a pin. The Edlund U-12WB Universal Series Manual Can Opener is best for foodservice operations opening an average of 50 cans or less per day of varying sizes. The U-12WB does not come with a base, this is the sliding bar only. NOTE: The U-12WB does not come with a base, this model is the 16-inch sliding bar only. It is not recommended to use the U-12 without a base as it may prevent proper operation.