Uxcell a15121600ux0978 5 mm x 8 mm Silicone Food Grade Translucent Tube Air Pump Hose Pipe, 2 m, Metal, 0.2"

Uxcell a15121600ux0982 8 mm x 10 mm Silicone Food Grade Tube Beer Water Air Hose Pipe, 2 m, Metal, 0.31"

18mm ZnSe Focus Lens for CO2 10600nm 10.6um Laser Engraver/Cutter Dia:18mm FL: 2" or 50.8mm

Uxcell a15121600ux0986 5 mm x7 mm Silicone Vacuum Food Grade Tube Beer Air Pump Hose Pipe, 3 m, Metal, 0.2"

18mm Laser Head w/ Air Assisted. Ideal for K40 Machine

uxcell Silicone Tube 4mm ID X 6mm OD 22.9 Feet Flexible Silicone Rubber Tubing Water Air Hose Pipe Translucent for Pump Transfer

Big Horn 11401 Dust Hood For Use with 4-Inch Hose

Uxcell a16031400ux0165 3 mm x 5 mm Silicone Translucent Tube Water Air Pump Hose Pipe, 16' Long, 0.12" ID

TEN-HIGH Diam 18mm Focal Lens for CO2 Laser Cutting,FL:1.5" (1.5"/38.1mm)

EISCO CH0688 Labs Clamp Retort, 3 PVC Coated Prongs (opens to 90mm in dia.) with Boss Head