Adjustable Stool by Shimpo

This adjustable leg stool offers a choice of heights 19"- 26" in 1" Increments. It features a comfortable cushioned seat that you will appreciate after only a short time. The adjustable leg stool can easily be changed to a variety of heights to accommodate both children and adults and can be tilted to help relieve lower back strain. The tilt feature helps to position your body over the potter's wheel when throwing. Also great for use at work tables and other seating. 
This adjustable leg stool offers a choice of heights 19- 26 in 1 Increments. It features a comfortable cushioned seat that you will appreciate after only a short time. The adjustable leg stool can easily be changed to a variety of heights to accommodate both children and adults and can be tilted to help relieve lower back strain. The tilt feature helps to position your body over the potter's wheel when throwing. Also great for use at work tables and other seating. 

Seat height vs wheel head height? : r/Pottery

Adjustable Stool - NIDEC-SHIMPO CERAMICS

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Shimpo Nidec Adjustable Potters Stool : Office Products

Titan Stool, 30 - The Ceramic Shop

This adjustable leg stool offers a choice of heights 19- 26 in 1 Increments. It features a comfortable cushioned seat that you will appreciate

Shimpo Adjustable Stool

Pottery wheel Nidec Shimpo RK-55 with Stool