Kingtronics offer full kinds of Trimming Potentiometer as below. 3006 - Rectangular Trimming Potentiometer 3323 - 4 Terminal Square Trimming Potentiometer 3296 - 5 Terminal Square Trimming Potentiometer 3362 - 7 Terminal Square Trimming Potentiometer 3386 - 8 Terminal Square Trimming Potentiometer 3329 - Circularity Trimming Potentiometer 3266 - 5 Terminal Square Trimming Potentiometer 3318 - 6mm Phenolic Round Trimming Potentiometer 3306 - 6mm Cermet Round Trimming Potentiometer 3309 - 9mm Round Trimming Potentiometer 065 - Phenolic Trimming Potentiometer 3590 - Precision Multiturn Wirewoud Potentiometer 105H - 6 Terminal Trimming Potentiometer