From the product description, check product page for current description, price and availability:

The new Flex is a small batch, 5 gallon fermenter that truly enables the highest quality, flexibility, and superior functionality that you cannot find anywhere else! Featuring fully sanitary welds, 1.5” tri-clamp fittings, and 20+ available accessories, you will be able to control your temperatures, easily carbonate, conveniently pressure transfer, and even do lots more… all from this one vessel!

Note: This product not eligible for same day shipping – Please allow for 1 – 3 weeks for shipment.

• Sanitary welded 1.5” tri-clamp fittings
• 3-piece valve + 5/8” quick connect racking arm
• Liquid crystal, stick on thermometer
• Domed 5 clip lid – which holds 2 psi, includes an airlock + bung and a 4” tri-clamp + cap
• Fully polished finish