Package Include--Comes with 1pc stainless steel corrosion-resistant rod(Length 13.8"), 1pc iron support stand base (8.3"x5.4", 21.3x13.7cm), 2pcs retort rings, 1pc screw adjustable boss-head clamp(8.2~12.4cm long, 23mm wide, 23mm thick), 1pc stainless steel clamp retort Jaw, 2pc lab clamp holder. This laboratory set can convenient your work. Stble & Safe--- With sturdy metal rod (Length 13.8") and solid black coated support stand base (8.3"x5.4"), this lab metal-ware set provides a stable and safe support to your lab work. Premium Quality--Made of high quality alloy, this retort stand with clamp is built to last. The base prevents scratches on the surface and maintains a much required grip during experiments. Wide Application--This chemistry stand with clamp eliminating the need to piece together a system for your classroom or lab. Everything is in one box. Wide Function--Mainly Used For Physics & Chemistry Experiments, Like: Filtration, Heating, Titration. Portable To Carry, Suitable For Research Or Teaching Tasks.