- SPARE || Pack of one spare rubber O-ring
- DURABLE & STURDY || Made of high quality rubber made to last
- MULTI USE || For use with a multitube of glassware and laboratory equipment
- GREAT FOR ALL || Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use
Rubber O-Ring for use with glassware and labware. Durable and flexible.