Lever style. Seals to stock fuel tank opening. Used on my SV650 in BBE. I think it does 4 gallons in about 10 seconds. Open tank, set in hole, pull lever, release lever. Amazed these aren’t made anymore, can’t believe I’m selling it.

$175. Can bring to MSRH tonight or NOLA in March

Unable to find embed link so try this - https://photos.app.goo.gl/QMGayaNbJry7eEE26