#8416 - Mask for ZDS Qube 20mm/0.75" OD, tapered, offset

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

Includes:

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