Replacement Knob fits Excalibur Dehydrator 5 & 9 Tray Temperature ON OFF Timer Food Dryer Part P50 3926T, 3900, 2900, 3526T, 3500, 2500, ED 600, ED 900, ED 300, ED 321. ED 500, ED 501 (2 Knobs Black) baking Certified Organic by OFDC/ USDA

Certified Organic by OFDC/ USDA - Tested for all chemicals and 100% radiation free

14" x 14" dimensions - The exact size of the Excalibur Dehydrator Trays

or cutting into strips

there is only 3 mcg in a whole banana

Replacement Knob fits Excalibur Dehydrator 5 & 9 Tray Temperature ON OFF Timer Food Dryer Part P50 3926T, 3900, 2900, 3526T, 3500, 2500, ED 600, ED 900, ED 300, ED 321. ED 500, ED 501 (2 Knobs Black) baking Certified Organic by OFDC/ USDA2 PACK Replacement Knobs Compatible with Excalibur Food Dehydrators that have 5 or 9 trays Diameter = 1. 5" Height when installed = 1" Shaft Length= 1 2" Shaft Style Fit = "D" shape This knob has a 1 2" shaft on the bottom that goes down into the dehydrator to fit over the metal "D" shaped shaft on the dehydrator dial This knob will work for models that have either 1 or 2 knobs. The single knob machine uses a knob for the temperature and to turn ON