Designed for small chemical applications. Improved design permits greater condensing capacity. Condenser approximately 139 mm jacket length. Joint between condenser and extractor is 24/25. Flask joint is 14/20. Designed to accommodate paper thimble, size 10 x 50 mm. Flask is 30 mL capacity. Use with 5/16-inch or 3/8-inch I.D. tubing, size B hose connection.