Wheaton* Bottletop Adapters, Threaded

Both the Calibrex™ 520 and 521 Bottle Top Dispensers come standard with a 32 mm screw thread, and included with each dispenser are three polypropylene bottle neck adapters (28, 40, and 45 mm for the 520 model; and 38, 40, 45 mm for the 521 model).
Image(s) are representative of the product group and not necessarily the individual product.

Fits Bottle Thread Size (mm): 22

Fits Bottle Thread Size (mm): 28

Fits Bottle Thread Size (mm): 34

Fits Bottle Thread Size (mm): 36

Fits Bottle Thread Size (mm): 38

Fits Bottle Thread Size (mm): 40

Fits Bottle Thread Size (mm): 45