Neoprene Crucible Holders, Neoprene Crucible Holder, Size 2

Details:

Neoprene Crucible Holders Filter Adapter. Size 2 tapered collar-type holders support funnels crucibles and more in vacuum-type filtration assemblies. Holders can be used alone or with adjacent sizes. Positive but easy to release gas-tight seal. 20mm high. 28mm top OD. 16mm bottom OD.