All Renzetti Pedestal Bases come with stem support and a 7" stem which in some cases are specific to a particular vise. The Traveler/Tube Fly Base is 5" x 5, weighs 2.5 lbs while all Presentations and Master Series Vises are 6" x 6", weighs 3.5lbs. The latest Pedestal Base to our line is the Streamer Pedestal Base, which won the Best of Show in the Fly Tying Category at the 2019 IFTD show last October. The Streamer Pedestal Base weighs about 5 pounds, it measures 3/8" x 6" x 8". it has 2 magnetized pockets, a large pocket, and a measuring indicator. Different colors available, visit the Streamer Pedestal Base page for details. The Stem Supports are interchangeable among the bases and compatible with older models Pedestal Bases. A Deluxe Stem Support is bigger in diameter. Listed are all the bases we offer, you can mix and match with available Stem Supports When designing the bases and stem we ensure weight and balance is a priority. Made in the USA