... A small airtight adapter fits into most sink drain openings. 2. A big airtight adapter is ... handle, black color, pp, anti-slippery performance. 6. Pump handle, black, push and pull, clear the obstruction. ... Pressure release button, force air from pump reservoir through the clogged pipe. Working pressure can reach 2 kilogram ... .810CTN(9720PCS)/40'FCL Home Drain & Pipe Cleaner (air pressure type),most hot!