#8415 - Mask for ZDS Qube 20mm/0.75" OD, straight

Mask for Darvall ZDS Qube:  20mm/0.75" OD, straight 

Includes:

• One white, plastic mask 20mm/0.75" OD, straight
• Two diaphragms with 8mm aperture (#8423)
• Diaphragms autoclavable
• Can be used with all Darvall ZDS Qubes and 5-Station Manifolds #8155 and #8363