Vacuum Hose - Black Rubber Tubing Tube Water Air Coolant Vacuum Pipe, ALL SIZES | eBay
1/4"-6mm id Rubber Alloy High Grade Hose
Silicone Tube 1/4"(6mm) ID x 3/8"(10mm) OD Clear Flexible Silicone Rubber Tubing Water Air Hose Pipe Transparent (3.3ft / 1m;6 x 10mm) : Amazon.co.uk: Business, Industry & Science